Deaths on April 1

David Wilber, American politician (b. 1820)

David Wilber (October 5, 1820 – April 1, 1890) was a United States Representative from New York.

1 Jun

Herman Hollerith
The United States Census Bureau begins using Herman Hollerith's tabulating machine to count census returns.
2 Jul

Sherman Antitrust Act
The U.S. Congress passes the Sherman Antitrust Act.
12 Sep

Rhodesia
Salisbury, Rhodesia, is founded.
24 Sep

1890 Manifesto
The Church of Jesus Christ of Latter-day Saints officially renounces polygamy.
25 Sep

Sequoia National Park
The United States Congress establishes Sequoia National Park.