January 10 has witnessed several significant events throughout history. Here's a list of some of the most important ones:

49 BC: Julius Caesar crosses the Rubicon, signaling the start of civil war in Rome.
1776: Thomas Paine publishes "Common Sense," advocating American independence.
The first underground railway in history, the London Tube, opens for service in 1863.
1920 sees the founding of the League of Nations.
1946: The United Nations' first General Assembly convenes in London.
1957: Harold Macmillan becomes the Prime Minister of the United Kingdom.
1984: Full diplomatic relations are established between the Vatican and the United States.
1990: Warner Communications and Time Inc. combine to form Time Warner.
2000: America Online announces an agreement to purchase Time Warner for $162 billion.
2013: The Pakistan Supreme Court orders the arrest of Prime Minister Raja Pervez Ashraf.