WHAT ALL HAPPENED MARCH TO JUNE 1891
Find out what all happened March to June 1891

The International Electro-Technical Exhibition opens in Frankfurt, Germany, and will feature the world's first long distance transmission of high-power, three-phase electrical current (the most common form today). (16. May 1891)

Pope Leo XIII defends workers' rights and property rights in the encyclical Rerum Novarum, the beginning of modern Catholic social teaching. (15. May 1891)

The Ōtsu incident: Tsarevich Nicholas Alexandrovich of Imperial Russia (later Nicholas II) suffers a critical head injury during a sword attack by Japanese policeman Tsuda Sanzō. He is rescued by Prince George of Greece and Denmark. (11. May 1891)

The Music Hall in New York City (later known as Carnegie Hall) has its grand opening and first public performance, with Tchaikovsky as the guest conductor. (5. May 1891)

Almon Strowger, an undertaker in Topeka, Kansas, patents the Strowger switch, a device which led to the automation of telephone circuit switching. (10. March 1891)

The Wrigley Company is founded in Chicago, Illinois. (1. April 1891)

John Abbott becomes Canada's third Prime Minister. (16. June 1891)

History of cinema: The first public display of Thomas Edison's prototype kinetoscope. (20. May 1891)

SS Utopia collides with HMS Anson in the Bay of Gibraltar and sinks, killing 562 of the 880 passengers on board. (17. March 1891)