On April 1
No pivotal events are recorded on exactly April 1. The closest is Commodore Perry forces the opening of Japan on March 31 (1 day earlier).
This week in history (Mar 29 to Apr 4)
In July 1853 a United States naval squadron under Commodore Matthew C. Perry steamed into Edo (Tokyo) Bay, its 'black ships' a deliberate display of steam-powered force intended to end Japan's two centuries of self-imposed seclusion under…
The Marshall Plan, formally the European Recovery Program, was the principal U.S. initiative to rebuild Western Europe after World War II.
On 4 April 1949 twelve nations signed the North Atlantic Treaty in Washington, D.C., establishing the North Atlantic Treaty Organization.
On 2 April 2025, President Donald Trump signed Executive Order 14257 imposing a 10 percent baseline tariff on nearly all US imports plus steep additional 'reciprocal' rates on dozens of trading partners, a measure he branded 'Liberation…