There is little agreement on the start and end of the Enlightenment, so these are approximate dates. 1789 is also the French Revolution, which some believe to be the end of the Enlightened Era.
1693 - 1854
Grain Riots occurred sporadically during this time span, not every year.
1780 - 1830
1789 - 1799
November 1811 - January 1813
2/23/1848 - 1849
In 1848 there were widespread revolutions throughout Western and Central Europe, mainly in France, Germany, Italy, Austria and Poland.
March 8, 1917 - November 8, 1917
30 Years' War
1618 - 1648
May 18, 1803 - November 20, 1815
World War I
July 28, 1914 - November 11, 1918
United States Enters World War I
April 1, 1917
This was a large turning point in the war, and countered the effect of Russia's demobilization following the Russian Revolution.
World War II
September 1, 1939 - September 2, 1945
Assassinations (those with an asterisk (*) next to the title were by anarchists)
13 March 1881
The Russian Tsar was killed by the anarchist organization Narodnaya Volya, or "People's Will".
June 24 1894
The French President was assassinated by an Italian anarchist, Sante Geronimo Caserio.
July 29 1900
The King of Italy was killed by an Italian-American anarchist, Gaetano Bresci.
February 1 1908
The King of Portugal was killed by two anarchists, Alfredo Costa and Manuel Buica.
March 13, 1913
The longtime King of Greece was killed by a Grecian anarchist, Alexandros Schinas.
June 28, 1914
The Archduke of Austria was killed by a 19 year old Serb nationalist named Gavrilo Princip. This event is often referred to as the catalyst for World War.
Important Rulers (Dates are of time in position)
Peter The Great
May 7 1682 - February 8 1725
May 18 1804 - April 11 1814
Napoleon was also the Emperor of the French for a short period later, from March 20, 1815 to June 22 of the same year.
May 10 1940 - July 26 1945
Churchill was also the Prime Minister of the United Kingdom from October 26, 1951 to April 7, 1955. I chose to put his earlier tenure on the timeline as that is what he is most famous for, his heroic leadership during World War II.