1. On April 25, 1775, Ethan Allen and the Green Mountain Boys captured Fort Ticonderoga from the British during the American Revolution. This was a significant victory for the American forces and helped boost morale.

2. The first ever Arbor Day in the United States was celebrated on April 25, 1882 in Nebraska. This day was created to encourage the planting and preservation of trees.

3. Vermont became the first state in the United States to legalize civil unions for same-sex couples on April 25, 2000. This landmark decision paved the way for further progress in LGBTQ+ rights.

4. On April 25, 1898, the United States declared war on Spain. This was a result of tensions between the two countries over Spanish colonial rule in Cuba.

5. The Vermont Marble Museum, located in Proctor, Vermont, was opened on April 25, 1996. This museum showcases the history and beauty of Vermont's marble industry, which has been a vital part of the state's economy and culture for over 200 years.