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Write a balanced equation for the reaction of barium and nitrogen gas.
U.S. War on Mexico
A military conflict between the United States and Mexico (1846-1848), leading to significant territorial acquisitions by the U.S.
Border Area
A region located near or along the boundary between two countries, states, or regions.
U.S. Troops
Members of the United States Armed Forces, including soldiers, marines, sailors, and airmen serving domestically and abroad.
Western Settlers
Individuals and families who moved westward across North America, especially during the 19th century, often seeking new opportunities and land.
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