1) On April 25, 1635, a group of English settlers led by John Winthrop Jr. arrived in present-day Portland to establish a fishing and trading settlement. They named it Casco Bay and it later became a thriving port city.

2) In 1775, Paul Revere rode to Portsmouth, New Hampshire to warn American patriots that the British were coming. He stopped in Kittery, Maine on April 25 and recruited two local men to assist him on his journey.

3) On April 25, 1861, the 5th Maine Volunteer Infantry regiment was organized in Portland in response to the outbreak of the Civil War. The regiment saw action in several major battles, including Gettysburg and Antietam.

4) In 1901, the first electric streetcar line in Portland began operation on April 25. The line ran for 4 miles and connected the downtown area with the East End.

5) The Maine Democratic Party held its annual convention on April 25, 1987 and nominated Joseph E. Brennan as their candidate for Governor. Brennan went on to win the election and served as Governor from 1987-1995.