The people who make up these historical couples were so closely intertwined that we now remember them as a pair, rather than individuals. Their names slip off the tongue together with ease, and it's hard to mention one without the other. Take our quiz to see if you can complete these matches for the ages.
Mark Antony and...
Roman General Mark Antony met Cleopatra VII of Egypt in 41 BC. She sought his affection to ensure protection for Egypt, and must have been successful; she gave birth to his twins the next year. Even though Antony married someone else, their names are still joined together in the history books.
Victoria was just 18 years old when she became Queen of England in 1837. She surprised everyone when she by-passed the royal tradition of the time of political marriage arrangements and married for love. She and Prince Albert had nine children and were together until his death in 1861.
Marie and Pierre Curie wed in 1895, and won their first Nobel Prize together in 1898 for their work with polonium and radium. Pierre died in 1906, but Marie went on to win another Nobel Prize in 1911 -- this time for chemistry.
Eva Braun first got tied up with the Nazi Party at the tender age of 17. By the time WWII was drawing to a close, she and Hitler were inseparable. They married just four hours before committing suicide together in a German bunker.
Bonnie and Clyde are forever linked in the history books for the crimes they committed between 1930 and 1934. While their affair is often romanticized, keep in mind that they killed at least 12 people during their crime spree before they were killed in a hail of bullets.
Lucy and Desi met on the set of a movie called "Too Many Girls." They were married in 1940 and spent 20 years together before divorcing. Despite their differences, they remained friends until the very end, and their love will live on forever in "I Love Lucy" reruns.
British leader Winston Churchill was married to wife Clementine from 1908 to 1965. He frequently mentioned that he wouldn't have made it through the difficulties of WWII without the support of his wife.
Henry VIII and Anne Boleyn weren't together for long, but their relationship had a powerful impact on history. In order to divorce his wife and marry Anne, Henry split with the Roman Catholic Church and declared himself head of the Church of England. Things didn't work out for Anne, though -- Henry later had her beheaded.
The great French ruler Napoleon had a civil union with wife Josephine, then a church ceremony the day before he became Emperor in 1804. Though he divorced her in 1809, their names are still tied together in the history books.
If she weren't married to Dr. Martin Luther King Jr., Coretta Scott King's commitment to activism may have out-shone the work of Dr. King himself. She was married to Martin from 1953 until his death in 1968, and went on to devote her life to civil rights, the fight against apartheid and the advancement of rights for the LGBT community.
The years between when JFK entered the White House and his assassination in 1963 were so idyllic for the Kennedys that Jackie later described it as Camelot. Mrs. Kennedy was by her husband's side when he was assassinated that fateful day in Dallas.
Legendary musician Johnny Cash met his match in wife June Carter. The pair were together from 1968 until his death in 2003. On her 65th birthday, he wrote her a letter in which he called her "The number one reason for my existence."
The African-American Mildred married the Caucasian Richard Loving in June 1958 -- a time when interracial marriage was still illegal in many areas. Their love eventually propelled them to the Supreme Court, which declared bans on interracial marriage to be unconstitutional in the 1967 landmark case Loving v. Virginia.
King Edward III loved divorcee Wallis Simpson so much that he was willing to give up the throne for her. King of England for less than a year, Edward abdicated the role in order to marry Wallis in 1937.
Lincoln and his wife Mary Todd endured many struggles together. In addition to leading the nation through the Civil War, the pair had four children together, but only one outlived his mother, Mary Todd was seated next to her husband when he was assassinated at Ford's Theater in 1865.
As an African-American pro baseball player, Jackie Robinson was subject to tremendous abuse from the public. His wife Rachel, whom he married in 1946 and remained with until his death in 1972, helped him endure the more difficult moments in his career.
Elizabeth Barrett was a successful writer when she received a letter from a fan named Robert Browning. The pair married in 1845 and remained together, despite the fact she was rejected by her family for choosing Browning as a husband.