1. On November 29, 1929, the stock market crash had a significant impact on Illinois. Many investors in the state lost their fortunes and several businesses went bankrupt. The event marked the beginning of the Great Depression in the state.

2. On November 29, 1939, the U.S. Supreme Court upheld the constitutionality of the Illinois Tenement House Act which was passed in 1935. The act mandated that all tenement houses in the state be inspected and enforced minimum standards for safety and cleanliness.

3. On November 29, 1948, the University of Illinois won its first ever Big Ten football championship with a victory over Ohio State. The team finished the season with a record of 7-1-1.

4. On November 29, 1969, the Illinois Prairie State Games were founded. The biennial Games feature amateur athletes from across the state competing in a variety of sports, including basketball, soccer, golf, and track and field.

5. On November 29, 2012, Illinois Governor Pat Quinn signed a law that made same-sex marriage legal in the state. Illinois became the 16th state in the U.S. to legalize same-sex marriage, and the first in the Midwest region.