1. Oklahoma becomes a state
March 16th, 1907, is an important day in Oklahoma History as it is the day when Oklahoma gained statehood and officially became the 46th state of the United States. Celebrations were held throughout the state to mark this historic occasion.

2. First State Capitol
On March 16th, 1917, the first state capitol building in Oklahoma was opened in Guthrie. Before the construction of the new state capitol in Oklahoma City, this building served as the seat of government for the state.

3. Oklahoma Oil Boom
The discovery of oil in Oklahoma on March 16th, 1912, was a game-changer for the state's economy. This led to an oil boom, and Oklahoma quickly became a major oil-producing state, with many oil companies setting up operations in the state.

4. Seminole Nation Freedmen lawsuit
On March 16th, 2000, a lawsuit was filed in Oklahoma City by the descendants of the Seminole Nation Freedmen, a group of former slaves of the Seminole Nation. The lawsuit sought to gain recognition as members of the Seminole Nation and receive a share of the tribe's resources.

5. Will Rogers Day
March 16th is recognized as Will Rogers Day in Oklahoma, in honor of one of the state's most famous sons. Will Rogers was a beloved comedian, actor, and social commentator who was born in Oklahoma in 1879. He became a popular figure in the 1920s and 1930s, and his wit and humor continue to be celebrated in Oklahoma and beyond.