What day of the week was May 15, 1911?

The day of the week May 15th, 1911 fell on was a Monday.

Max Frisch the Swiss author and playwright (d. 1991) was born on 15 May in 1911. As was Herta Oberheuser the German physician (d. 1978) .

In Standard Oil Company of New Jersey v. United States the the United States Supreme Court declares Standard Oil to be an "unreasonable" monopoly under the Sherman Antitrust Act and orders the company to be broken up.