WHAT ALL HAPPENED MARCH TO MAY 1909
Find out what all happened March to May 1909

Construction of the ill fated RMS Titanic begins. (31. March 1909)

By signing the Anglo-Siamese Treaty of 1909, Thailand relinquishes its sovereignty over the Malay states of Kedah, Kelantan, Perlis and Terengganu, which become British protectorates. (10. March 1909)

The U.S. Congress passes the Payne–Aldrich Tariff Act. (9. April 1909)

Joan of Arc is beatified in Rome. (18. April 1909)

A massacre is organized by Ottoman Empire against Armenian population of Cilicia. (14. April 1909)

Robert Peary and Matthew Henson reach the North Pole. (6. April 1909)

U.S. President William Taft used what became known as a Saxbe fix, a mechanism to avoid the restriction of the U.S. Constitution's Ineligibility Clause, to appoint Philander C. Knox as U.S. Secretary of State (4. March 1909)

Sultan of Ottoman Empire Abdul Hamid II is overthrown, and is succeeded by his brother, Mehmed V. (27. April 1909)

The Turkish military reverses the Ottoman countercoup of 1909 to force the overthrow of Sultan Abdul Hamid II. (13. April 1909)

The first Giro d'Italia starts from Milan. Italian cyclist Luigi Ganna will be the winner. (13. May 1909)

Theodore Roosevelt leaves New York for a post-presidency safari in Africa. The trip is sponsored by the Smithsonian Institution and National Geographic Society. (23. March 1909)

The National Negro Committee, forerunner to the National Association for the Advancement of Colored People, convenes for the first time. (31. May 1909)

The Queensboro Bridge opens, linking Manhattan and Queens. (30. March 1909)

Serbia accepts Austrian control over Bosnia and Herzegovina. (31. March 1909)