1. Maine became a state on January 6, 1820. After a long struggle for statehood, Maine was officially admitted as the 23rd state in the United States on this day. The state was previously a part of Massachusetts, but due to its growing importance as a center for shipping and trade, Maine residents pushed for statehood.

2. On January 6, 1883, the first electric streetcars were introduced in Portland, Maine. The new system quickly replaced the horse-drawn carriages that had previously been used, making public transportation easier and faster. The electric streetcars ran until the mid-20th century, when they were replaced by buses.

3. The deadliest avalanche in Maine history occurred on January 6, 1960. Eight people died and four were injured when an avalanche struck a group of skiers on Saddleback Mountain. The tragedy led to increased awareness and safety measures for backcountry skiing in Maine.

4. On January 6, 1974, Maine Senator Edmund Muskie announced his presidential candidacy. Muskie had previously served as Secretary of State under President Jimmy Carter and was a well-respected political figure. Although he ultimately lost the Democratic nomination, Muskie's presidential bid brought attention to Maine and its political influence.

5. In recent history, January 6, 2021 marked a historic day for Maine and the United States as a whole. It was the day of the storming of the U.S. Capitol by supporters of then-President Donald Trump. Maine elected officials, including Senator Susan Collins and Representative Chellie Pingree, condemned the violence and called for peaceful protests. The event highlights the ongoing political division and controversy in the country.