San Jacinto Day
San Jacinto Day commemorates the Battle of San Jacinto in what is now Harris County, Texas.
Elsewhere on timeanddate.com
Confederate Memorial Day
On Confederate Memorial Day remembers the soldiers who died fighting for the Confederate States of America during the American Civil War (1861-1865). It is a state holiday in some parts of the United States.
Oklahoma Day
Oklahoma Day in the United States marks the anniversary of the opening of Oklahoma's lands to European settlers.
Passover (first day)
Passover marks the Israelites' liberation from slavery and their exodus from Egypt around 3000 years ago.