1. In 1816, Indiana became the 19th state in the United States of America. The state was officially admitted to the Union on December 11th of that year, paving the way for its eventual growth and expansion.

2. On December 11, 1869, the Purdue University was founded in West Lafayette, Indiana. Originally named the Indiana Agricultural College, the school was the first land-grant university in the United States and is now a leading institution of higher education.

3. In 1936, the Indiana State Police was established on December 11th. The agency was created to provide law enforcement services across the state, consolidating various county and city law enforcement agencies into a single unified force.

4. On December 11, 1987, the movie "Hoosiers" premiered in theaters across the United States. The film, which tells the story of a small-town Indiana high school basketball team that wins the state championship, has become a classic sports movie and a beloved part of Indiana culture.

5. In 2013, on this day, the Indianapolis Colts clinched their eighth division title in the team's history by defeating the Houston Texans. The Colts went on to reach the playoffs that year, eventually making it to the Divisional Round before losing to the New England Patriots.