USA HISTORY

Detailed explanation-1: -annexation, a formal act whereby a state proclaims its sovereignty over territory hitherto outside its domain. Unlike cession, whereby territory is given or sold through treaty, annexation is a unilateral act made effective by actual possession and legitimized by general recognition.

Detailed explanation-2: -Annexation is the incorporation of one territory into the territory of another. This is usually done by conquest or military invasion. However, sometimes, annexations are peaceful. Annexations are different from an occupation. In an annexation, sovereignty over a piece of land is formally transferred to a new nation.

Detailed explanation-3: -Annexation, in international law, is the forcible acquisition of one state’s territory by another state, usually following military occupation of the territory. It is generally held to be an illegal act.

Detailed explanation-4: -These events brought within the control of the United States the future states of Texas, California, Nevada, New Mexico, Arizona, Utah, Washington, and Oregon, as well as portions of what would later become Oklahoma, Colorado, Kansas, Wyoming, and Montana.

Detailed explanation-5: -Dole declared Hawaii an independent republic. Spurred by the nationalism aroused by the Spanish-American War, the United States annexed Hawaii in 1898 at the urging of President William McKinley.