What day of the week was March 26, 1991?

The day of the week March 26th, 1991 fell on was a Tuesday. There were 5 days until Easter Sunday.

Argentina the Brazil, Uruguay and Paraguay sign the Treaty of Asunción, establishing Mercosur, the South Common Market. Five South Korean boys the nicknamed the Frog Boys, disappear while hunting for frogs and are murdered in a case that remains unsolved. Local self-government is restored after three decades of centralized control in South Korea.