Spanish Royals Attend The National Day Military Parade 2017 on October 12, 2017 in Madrid, Spain.

King Felipe VI of Spain delivers a speech on television from the Zarzuela Palace last week - calling for the Spanish state to ensure constitutional order and the rule of law in Catalonia

Spanish Queen Letizia walks with daughters Infanta Sofia (left) and Princess Leonor as they join King Felipe VI for Spain's National Day in Madrid amid ongoing political turbulence

(L-R) Spain's King Felipe VI and Queen Letizia's two adorable daughters Princess Leonor and Infanta Sofia, just a year apart in age, could have passed for twins with their matching blonde side partings.

(L-R) King Felipe VI of Spain, Queen Letizia of Spain and Infanta Sofia of Spain, were joined by Prime Minister Mariano Rajoy (not seen) at the parade which marks October 12, the day that Christopher Columbus first arrived in the Americas in 1492

Spain's King Felipe VI wore full military uniform while Queen Letizia looked demure in a grey wool skirt suit featuring delicate floral embroidery detail. She opted for a belted peplum jacket, adding a feminine touch to her smart outfit with a pearl brooch, matching earrings and a satin clutch bag which matched perfectly to her navy courts, during the National Day Military Parade 2017 in Madrid

King Felipe VI of Spain and Queen Letizia of Spain arrive for the event in a private car. Each year, some 3,000 troops and Civil Guard officers, plus military vehicles and planes, take part in the parade in the Spanish capital

King Felipe of Spain attends the National Day Military Parade 2017 on October 12, 2017 in Madrid, Spain.

(L-R) Spain's Infanta Sofía, was dressed in in a tweed coat dress while her older sister Princess Leonor, who is slightly shorter than her younger sibling, wore a pretty crimson dress and cardigan. Meanwhile, their mother, Queen Letizia of Spain looked demure in a grey wool skirt suit featuring delicate floral embroidery detail, and paired with navy court shoes as they attends the National Day Military Parade 2017 in Madrid.

(L-R) Queen Letizia of Spain, Princess Leonor of Spain and Infanta Sofia of Spain attend the National Day Military Parade 2017 on October 12, 2017 in Madrid, Spain.

(L-R) King Felipe of Spain, Queen Letizia of Spain, Princess Leonor of Spain and Infanta Sofia of Spain attend the National Day Military Parade on October 12, 2017 in Madrid, Spain.

(L to R) Spain's King Felipe VI, Spain's Queen Letizia, Spain's Princess Leonor, Spain's Infanta Sofia and President of the parliament Ana Pastor watch troops march during the Spanish National Day military parade in Madrid on October 12, 2017.

Spain's King Felipe VI watches war planes flying during the Spanish National Day military parade in Madrid on October 12, 2017. A Spanish military plane crashed today after taking part in a military display in Madrid for Spain's national day, the defense ministry said. Spain marks its national day today under high tension as the country reels from the biggest challenge to unity in a generation with its Catalan region threatening to break away.

Spain's king Felipe VI (R) listens to Spanish Prime Minister Mariano Rajoy (L) beside Spain's Princess Leonor (C) during the Spanish National Day military parade in Madrid on October 12, 2017. A Spanish Eurofighter jet crashed today after taking part in a military display in Madrid for Spain's national day, killing its pilot, the defence ministry said. Spain marks its national day under high tension as the country reels from the biggest challenge to unity in a generation with its Catalan region threatening to break away.

Walking alongside her husband King Felipe VI of Spain, who wore full military uniform, Queen Letizia looked demure in a grey wool skirt suit featuring delicate floral embroidery detail, and paired with navy court shoes, behind them is their daughters Princess Leonor (2nd-R) and Infanta Sofia (1st-R) attends the National Day Military Parade 2017 along with Prime Minister Mariano Rajoy (2nd-L)

(3rd L-R) King Felipe VI of Spain, Queen Letizia of Spain, Princess Leonor of Spain and Infanta Sofia of Spain attend the National Day Military Parade 2017 on October 12, 2017 in Madrid, Spain.

(L-R) Queen Letizia of Spain, Princess Leonor of Spain and Infanta Sofia of Spain attend the National Day Military Parade 2017 on October 12, 2017 in Madrid, Spain.

(L-R) Queen Letizia of Spain, Princess Leonor of Spain and Infanta Sofia of Spain attend the National Day Military Parade 2017 on October 12, 2017 in Madrid, Spain.

(L-R) Queen Letizia of Spain, Princess Leonor of Spain and Infanta Sofia of Spain attend the National Day Military Parade 2017 on October 12, 2017 in Madrid, Spain.

(L-R) Queen Letizia of Spain, Princess Leonor of Spain and Infanta Sofia of Spain attend the National Day Military Parade 2017 on October 12, 2017 in Madrid, Spain.

(L-R) Spain's Princess Leonor, wore a pretty crimson dress and cardigan with her mother Queen Letizia of Spain looked chic in a grey wool skirt suit featuring delicate floral embroidery detail, and paired with navy court shoes and her younger sibling Spain's Infanta Sofía, was dressed in in a tweed coat dress as they attends the National Day Military Parade 2017 in Madrid.

(R-L) Spain's Queen Letizia, Spain's Princess Leonor and Spain's Infanta Sofia arrive to attend the Spanish National Day military parade in Madrid on October 12, 2017. Spain marks its national day today under high tension as the country reels from the biggest challenge to unity in a generation with its Catalan region threatening to break away.

(L-R) Queen Letizia of Spain, Princess Leonor and Infanta Sofia attend the National Day Military Parade 2017 on October 12, 2017 in Madrid, Spain.

(L-R) Princess Leonor of Spain, Queen Letizia of Spain and Infanta Sofia of Spain attend the National Day Military Parade on October 12, 2017 in Madrid, Spain.

(L-R) Princess Leonor of Spain, Infanta Sofia of Spain and Queen Letizia of Spain attend the National Day Military Parade on October 12, 2017 in Madrid, Spain.

(L) King Felipe VI of Spain and Queen Letizia of Spain attend the National Day reception at the Royal Palace on October 12, 2017 in Madrid, Spain.

(L) King Felipe VI of Spain and Queen Letizia of Spain attend the National Day reception at the Royal Palace on October 12, 2017 in Madrid, Spain.

King Felipe VI of Spain and Queen Letizia of Spain attend the National Day reception at the Royal Palace on October 12, 2017 in Madrid, Spain.

King Felipe VI of Spain and Queen Letizia of Spain attend the National Day reception at the Royal Palace on October 12, 2017 in Madrid, Spain.

(L-R) King Felipe of Spain, Queen Letizia of Spain and their older daughter Princess Leonor attend the National Day Military Parade 2017 on October 12, 2017 in Madrid, Spain.

(L-R) King Felipe of Spain and Queen Letizia of Spain attend the National Day Military Parade 2017 on October 12, 2017 in Madrid, Spain.

Queen Letizia of Spain, Princess Leonor and Infanta Sofia attend the National Day Military Parade 2017 on October 12, 2017 in Madrid, Spain.

(L-R) Queen Letizia of Spain, Princess Leonor and Infanta Sofia attend the National Day Military Parade 2017 on October 12, 2017 in Madrid, Spain.

(L-R) King Felipe of Spain, Queen Letizia of Spain and their younger daughter Infanta Sofia attend the National Day Military Parade 2017 on October 12, 2017 in Madrid, Spain.

(R-L) Queen Letizia of Spain, Princess Leonor and Infanta Sofia attend the National Day Military Parade 2017 on October 12, 2017 in Madrid, Spain.

(R-L) Queen Letizia of Spain and Princess Leonor attend the National Day Military Parade 2017 on October 12, 2017 in Madrid, Spain.

(R-L) Queen Letizia of Spain, Princess Leonor and Infanta Sofia attend the National Day Military Parade 2017 on October 12, 2017 in Madrid, Spain.

(L-R) Queen Letizia of Spain, Infanta Sofia and Princess Leonor attend the National Day Military Parade 2017 on October 12, 2017 in Madrid, (LSpain.

(L-R) Princess Leonor and Infanta Sofia attend the National Day Military Parade 2017 on October 12, 2017 in Madrid, Spain.

(R-L) Queen Letizia of Spain, Princess Leonor and Infanta Sofia attend the National Day Military Parade 2017 on October 12, 2017 in Madrid, Spain.

(L-R) King Felipe of Spain, Queen Letizia of Spain, Princess Leonor and Infanta Sofia attend the National Day Military Parade 2017 on October 12, 2017 in Madrid, Spain.

(L-R) Princess Leonor and Infanta Sofia attend the National Day Military Parade 2017 on October 12, 2017 in Madrid, Spain.

 King Felipe of Spain wore full military uniform as he attends the National Day Military Parade 2017 on October 12, 2017 in Madrid, Spain.

(L-R) Princess Leonor and Infanta Sofia attend the National Day Military Parade 2017 on October 12, 2017 in Madrid, Spain

King Felipe VI wore full military uniform while Queen Letizia looked chic in grey as they attend the National Day Military Parade 2017 in Madrid

(L-R) Spain's King Felipe VI, Queen Letizia, Princess Leonor and Infanta Sofia look to the sky during an impressive air display, part of National Day celebrations in the Spanish capital

Spanish Queen Letizia looked demure in a grey wool skirt suit featuring delicate floral embroidery detail, and paired with navy court shoes, she teamed with a pearl brooch, matching earrings and a satin clutch bag which matched perfectly to her navy courts. Walking alongside with her husband Spanish King Felipe VI, who wore full military uniform, during the National Day Military Parade 2017 in Madrid.

(L-R) Princess Leonor of Spain and Infanta Sofia of Spain attend the National Day Military Parade 2017 on October 12, 2017 in Madrid, Spain.

Princess Leonor of Spain (L) and Infanta Sofia of Spain (R) attend the National Day Military Parade 2017 on October 12, 2017 in Madrid, Spain.

Princess Leonor of Spain (L) and Infanta Sofia of Spain (R) attend the National Day Military Parade 2017 on October 12, 2017 in Madrid, Spain.

Infanta Elena of Spain attends the National Day Military Parade 2017 on October 12, 2017 in Madrid, Spain.

Infanta Elena of Spain attends the National Day Military Parade 2017 on October 12, 2017 in Madrid, Spain.

Infanta Sofia of Spain attends the National Day Military Parade 2017 on October 12, 2017 in Madrid, Spain.

King Felipe VI of Spain attends the National Day Military Parade 2017 on October 12, 2017 in Madrid, Spain.

Queen Letizia of Spain and Princess Leonor of Spain attend the National Day Military Parade 2017 on October 12, 2017 in Madrid, Spain.

(L-R) Spanish Prime Minister Mariano Rajoy, Queen Letizia of Spain, Princess Leonor of Spain and Infanta Sofia of Spain attend the National Day Military Parade 2017 on October 12, 2017 in Madrid, Spain.

Princess Leonor of Spain (L) and Infanta Sofia of Spain (R) attend the National Day Military Parade 2017 on October 12, 2017 in Madrid, Spain.

Princess Leonor of Spain (L) and Infanta Sofia of Spain (R) attend the National Day Military Parade 2017 on October 12, 2017 in Madrid, Spain.

Princess Leonor of Spain (L) and Infanta Sofia of Spain (R) attend the National Day Military Parade 2017 on October 12, 2017 in Madrid, Spain.

(L-R) Spanish Minister of Defence Maria Doroles de Cospedal, Spanish Prime Minister Mariano Rajoy, Queen Letizia of Spain, King Felipe VI of Spain, Princess Leonor of Spain and Infanta Sofia of Spain attend the National Day Military Parade 2017 on October 12, 2017 in Madrid, Spain.

(R) Infanta Sofía of Spain, was dressed in in a tweed coat dress while her older sister Princess Leonor of Spain (L), wore a pretty crimson dress and cardigan, as they attends the National Day Military Parade 2017 in Madrid

(L-R) Queen Letizia of Spain, Spanish Prime Minister Mariano Rajoy, Princess Leonor of Spain and Infanta Sofia of Spain attend the National Day Military Parade 2017 on October 12, 2017 in Madrid, Spain.

Princess Leonor of Spain (L) and Infanta Sofia of Spain (R) attend the National Day Military Parade 2017 on October 12, 2017 in Madrid, Spain.

Victoria Federica Marichalar y Borbón attends the National Day Military Parade 2017 on October 12, 2017 in Madrid,  Spain.

Spanish Prime Minister Mariano Rajoy and wife Elvira Fernandez arrive to the National Day Military Parade 2017 on October 12, 2017 in Madrid, Spain

(L-R) Princess Leonor of Spain and Infanta Sofia of Spain attend the National Day Military Parade on October 12, 2017 in Madrid, Spain.

Queen Letizia of Spain attends the National Day Military Parade on October 12, 2017 in Madrid, Spain.

(L-R) King Felipe of Spain, Queen Letizia of Spain, Princess Leonor of Spain and Infanta Sofia of Spain attend the National Day Military Parade on October 12, 2017 in Madrid, Spain.

(L-R) King Felipe of Spain, Queen Letizia of Spain, Princess Leonor of Spain and Infanta Sofia of Spain attend the National Day Military Parade on October 12, 2017 in Madrid, Spain.

(L-R) King Felipe of Spain, Queen Letizia of Spain, Princess Leonor of Spain and Infanta Sofia of Spain attend the National Day Military Parade on October 12, 2017 in Madrid, Spain.

(L-R) King Felipe of Spain, Queen Letizia of Spain, Princess Leonor of Spain and Infanta Sofia of Spain attend the National Day Military Parade on October 12, 2017 in Madrid, Spain.

(L-R) King Felipe of Spain, Queen Letizia of Spain, Princess Leonor of Spain and Infanta Sofia of Spain attend the National Day Military Parade on October 12, 2017 in Madrid, Spain.

(L-R)  Queen Letizia of Spain, Princess Leonor of Spain and Infanta Sofia of Spain attend the National Day Military Parade on October 12, 2017 in Madrid, Spain.

(L-R) Queen Letizia of Spain and Princess Leonor of Spain attend the National Day Military Parade on October 12, 2017 in Madrid, Spain.

(L-R) Queen Letizia of Spain and Princess Leonor of Spain attend the National Day Military Parade on October 12, 2017 in Madrid, Spain.

 King Felipe VI of Spain and Queen Letizia of Spain attend the National Day reception at the Royal Palace on October 12, 2017 in Madrid, Spain.

Spain's Queen Letizia looks from a car as she leaves with her husband the king after attending the Spanish National Day military parade in Madrid on October 12, 2017.

Queen Letizia of Spain and Princess Leonor of Spain attend the National Day Military Parade 2017 on October 12, 2017 in Madrid, Spain

(L-R) Princess Leonor of Spain and Infanta Sofia of Spain attend the National Day Military Parade 2017 on October 12, 2017 in Madrid, Spain

(L-R) King Felipe VI of Spain, Queen Letizia of Spain, Princess Leonor of Spain and Infanta Sofia of Spain attend the National Day Military Parade 2017 on October 12, 2017 in Madrid, Spain

(L-R) Princess Leonor of Spain and Infanta Sofia of Spain attend the National Day Military Parade 2017 on October 12, 2017 in Madrid, Spain

(L-R) Infanta Elena of Spain and her daugther Victoria Federica Marichalar y Borbón attend the National Day Military Parade 2017 on October 12, 2017 in Madrid, Spain.

(L-R) Princess Leonor of Spain and Infanta Sofia of Spain attend the National Day Military Parade 2017 on October 12, 2017 in Madrid, Spain

(L-R) King Felipe of Spain and Queen Letizia of Spain attend the National Day Military Parade 2017 on October 12, 2017 in Madrid, Spain.