1. In 1973, the Supreme Court issued its landmark decision in the case of Roe v. Wade, legalizing abortion nationwide. This decision has been a controversial one, with heated debates still raging over the issue.

2. On January 22, 1855, the first train arrived in Augusta, Maine, marking the opening of the Kennebec and Portland Railroad. This new transportation link helped open up commerce and industry in the state, and helped to establish Augusta as an important hub.

3. In 1863, the Battle of Perryville was fought in Maine during the Civil War. This battle saw Union forces fighting off a Confederate incursion, and is remembered as one of the key events of the war.

4. On January 22, 1924, Governor Percival Baxter signed the bill that created Baxter State Park. This park covers over 200,000 acres in northern Maine, and is home to Mount Katahdin, the highest mountain in the state.

5. On January 22, 1958, the first Maine Turnpike toll booth was opened in York. This event marked the beginning of a project that would eventually connect Portland with Kittery by way of a high-speed limited access highway. Today, the Maine Turnpike is an important transportation artery for residents and visitors alike.