Louis XIII was king of France from 1610 to 1643. Under his reign, France became a leading European power.

Prince Louis is the third child of Prince William and Kate Middleton. His two older siblings are Prince George and Princess Charlotte.

Prince Harry is the second son of Charles, Prince of Wales, and Princess Diana. He is known for his military service and charitable work.

Meghan Markle, Her Royal Highness the Duchess of Sussex, married Prince Harry in 2018 at St. George's Chapel at Windsor Castle.

Prince Philip, Duke of Edinburgh, is the husband of Queen Elizabeth II, the father of Prince Charles and the grandfather of Prince Harry and Prince William.

Budding photographer Kate Middleton shared the first photos of the newest addition to the royal family, Prince Louis, with big sister Princess Charlotte. The Duchess of Cambridge also took the first photos of Prince George with little sis Charlotte in 2015.

Prince Charles plans to declare Camilla Parker Bowles, his second wife with whom he had a long affair while married to Princess Diana, Queen of England upon his ascension to the throne, a source told The Daily Beast. The palace says Bowles will be “Princess Consort.”

Catherine II was empress of Russia, and led her country into the political and cultural life of Europe, carrying on the work begun by Peter the Great.

As queen of ancient Egypt, Cleopatra is one of the most famous female rulers in history. The stories surrounding Cleopatra's tragic life inspired a Shakespeare play.

Queen Elizabeth approved of at least one of Princess Margaret’s affairs, claims a new documentary, ‘Elizabeth: Our Queen.’ A friend of the princess says the Queen told her that her sister’s 8-year relationship with landscape gardener Roddy Llewellyn had been good for her.

Queen Victoria was queen of the United Kingdom of Great Britain and Ireland from 1837 to 1901—the second longest reign of any other British monarch in history.

Queen Elizabeth II of Great Britain is the longest-reigning monarch in British history. She celebrated 65 years on the throne in February 2017 with her Sapphire Jubilee.

Princess Diana was Princess of Wales while married to Prince Charles. One of the most adored members of the British royal family, she died in a 1997 car crash.

Henry VIII, king of England, was famously married six times and played a critical role in the English Reformation, turning his country into a Protestant nation.

Louis XVI was the last king of France (1774–92) in the line of Bourbon monarchs preceding the French Revolution of 1789. He was executed for treason by guillotine in 1793.

Ivan the Terrible, or Ivan IV, was the first tsar of all Russia. During his reign (1533-1584), Ivan acquired vast amounts of land through ruthless means, creating a centrally controlled government.

Duchess of York Sarah Ferguson is the ex-wife of Britain's Prince Andrew and is also a children's book author and film producer.

Pippa Middleton confirmed her pregnancy in a fitness column for Waitrose Weekend, a publication linked to a U.K. grocery store, on exercise during the first trimester. The first rumors of her pregnancy surfaced in April; it’s her first child with husband James Matthews.

Marie Antoinette helped provoke the popular unrest that led to the French Revolution and to the overthrow of the monarchy in August 1792.

Radar scans of Tutankhamun's tomb prove there are no hidden chambers or passages, as was once believed by archaeologists. An investigation began three years ago to find out if Queen Nefertiti might be hidden behind Tut's 3,300-year-old burial chamber.

Anastasia was the daughter of the last Russian tsar, Nicholas II. After she and her family were executed, rumors claimed that she might have survived.

On this day in 1936, Edward VIII became first monarch to abdicate the throne after he insisted on marrying a twice-divorced American socialite. He had ruled for less than a year; the next day, his younger brother was proclaimed King George VI.

King Louis XIV of France led an absolute monarchy during France’s classical age. He revoked the Edict of Nantes and is known for his aggressive foreign policy.

Elizabeth I was the long-ruling queen of England, governing with relative stability and prosperity for 44 years. The Elizabethan era is named for her.