286 A.D. The Roman Empire is divided by Diocletian, he rules the East, Maximiam rules the West.
303 A.D. Christians are persecuted by Diocletian.
306 A.D. Constantine I (known as Constantine the Great) becomes Emperor of Rome in the East kingdom.
308 A.D. Maxentius becomes Emperor of Rome in the West kingdom.
312 A.D. Maxentius is killed in the battle of Milvian Bride. Constantine converts to Christianity.
313 A.D. Constantine unites all of Rome and issues the Edict of Milan. The “Edict of Toleration” is proclaimed and Constantine allows Christianity in his kingdom.
324 A.D. The East and West kingdoms of Rome are re-united by Constantine.
330 A.D. Constantinople is formed by Constantine and is the new capital of the Roman Kingdom.
337 A.D. Constantine dies, is baptized on deathbed.
391 A.D. Roman empire makes Christianity the official religion.
410 A.D. Rome is sacked by the Goths.
428 A.D. St. Patrick begins his missionary work in Ireland.
814 A.D. Arabs start using the Indian numerals 0 through 9.
832 A.D. The city of Baghdad is established and rises as a city of learning.
843 A.D. Treaty of Verdun is signed and divides the current Frankish Empire into 3 (east of Rhine, France and then Italy, Provence, Burgundy and Lorraine.)
844 A.D. The Picts are defeated by Kenneth MacAlpine (King of the Scots) and a new unified Scotland is established.
850 A.D. The Muslim scholars of Tabari compile the medical writings of Greece, Rome, Persia and India.
861 A.D. Iceland is discovered by exploring Vikings.
1774 A.D. The First Continental Congress is formed in opposition to the British rule in America.
1775 A.D. The American Revolutionary War begins.
1776 A.D. On July 4, the Declaration of Independence is signed.
1783 A.D. The American Revolutionary War ends.
1787 A.D. The Constitution of the United States is signed into place at the Federal Convention.
1788 A.D. The Times is created and published for the first time in London.
1789 A.D. George Washington is elected the first president of the United States.
1791 A.D. “The Rights of Man“, written by Thomas Paine is published. The Bill of Rights, which are 10 amendments to the US Constitution, is approved.
1797 A.D. The parachute is invented.
1803 A.D. Britain and France start warring. France sells vast area of land west of the Mississippi to the United States in whats known as The Louisiana Purchase.
1820 A.D. The Missouri Compromise is passed – prohibiting slavery to the north and west of the state.
1830 A.D. The Book of Mormon is published by Joseph Smith.
1832 A.D. The foundations of modern democracy are established with the passing of the Great Reform Act.
1835 A.D. Texas makes independence claim away from Mexico, known as the Texas Revolution.
1836 A.D. Battle of the Alamo – Mexican Army storms the Texas fort known as the Alamo. United States passes resolution recognizing the independence of Texas.
1841 A.D. The 2,000-mile long Oregon Trail in America opens.
1854 A.D. Kansas-Nebraska Act passed (United States). Act established territories of Kansas and Nebraska. Republican Party is founded in opposition of the act as well as to slavery.
1856 A.D. The Crimean War ends.
1859 A.D. Charles Darwin publishes his “On the Origin of Species” paper outlining evolution and natural selection.
1863 A.D. Abraham Lincoln issues the emancipation proclamation – changing the status of many people in the southern United States from slave to free. Battle of Gettysburg occurs.
1865 A.D. The United States abolishes slavery with the thirteenth amendment to the US Constitution.
1867 A.D. Alaska is purchased from Russia by the United States. Reconstruction Act allows the Southern US states to re-enter the Union. The explosive dynamite and the typewriter are invented.
1917 A.D. The scientific principles of the laser are defined by Albert Einstein. The United States enters WWI.
1918 A.D. WWI ends.
1919 A.D. Sale of alcohol is banned with the 18th US Constitutional Amendment.
1920 A.D. The first public broadcasting station is opened in Britain. The 19th US Constitutional Amendment gives women the right to vote.
1927 A.D. Charles Lindbergh is first man to fly solo across the Atlantic ocean. The idea that the universe began in a Big Bang is developed by Abbe George Lemaitre. World population reaches 2 billion.
1928 A.D. Penicillin is discovered on accident by Alexander Flemming.
1929 A.D. NYSE (New York Stock Exchange) crashes after a panic induced sell-off of shares.
1933 A.D. The “New Deal” is launched by US President Roosevelt.
1979 A.D. Margaret Thatcher is elected the first woman prime minister of England. Shah of Iran leaves and exiled religious leader Ayatollah Khomeini returns.
2001 A.D. Al-Qaeda attacks the United States by flying planes into New York’s World Trade Center. The online encyclopedia that anyone can edit, Wikipedia, is launched.
2002 A.D. The Euro currency is introduced – seventeen countries jointly adopted the new currency. The U.S. opens Guantanamo Bay – a detention camp for unlawful combats.
2003 A.D. The United States invades Iraq. Saddam Hussein is captured by U.S. forces.
2004 A.D. A large 9.0 magnitude earthquake in the Indian Ocean creates a huge tsunami that kills over 230,000 people. Social networking site Facebook is founded.
2005 A.D. Hurricane Katrina devastates the U.S. city of New Orleans.
2008 A.D. Barack Obama is elected as the 44th President of the United States, and is the first African-American President. The Large Hadron Collider, a machine to re-create the elements of a Big Bang, is completed on the France-Switzerland border.
2010 A.D The largest accidental marine oil spill in the world occurs when the Deepwater Horizon offshore drilling rig explodes.
2013 A.D. Former CIA employee Edward Snowden releases unauthorized classified information on how the National Security Agency (NSA) spied on U.S. and other citizens around the world.