On April 26, 1970, the Convention Establishing the World Intellectual Property Organization (WIPO) went into force, creating WIPO. WIPO is a United Nations agency that works to promote intellectual property rights in the international community. Today, 184 nations have signed the convention.

Learn more about WIPO.

On April 26, 1865, Sergeant Thomas P. Corbett was placed under technical arrest for killing John Wilkes Booth, the assassin of President Abraham Lincoln.

Charges against Corbett were dropped by Secretary of War Stanton, and Corbett received a share of the reward money for Booth, which amounted to $1,653.85. Learn more about Thomas P. Corbett.