Answer:
Green Mountain Boys, patriot militia in the American Revolution. The Green Mountain Boys began in 1770 at present-day Bennington, Vermont, as an unauthorized militia organized to defend the property rights of local residents who had received land grants from New Hampshire.
The Green Mountain Boys also protected Vermont during the Revolutionary War. They helped Ethan Allen and Benedict Arnold capture Fort Ticonderoga from the British. At the Battle of Bennington, the Green Mountain Boys fought with the American troops to beat the British.
Explanation:
The map shows the Mexican Cession, this is, the U.S. purchase of territories from Mexico to the West as agreed in the Treaty of Guadalupe-Hidalgo, in 1848, the year after the end of the Mexican-American War of 1846 -1847. An additional territory called La Mesilla (south of Arizona and New Mexico) was purchased in 1853.