... War, 17 7 5 -1 783 (9 9 -1 35). V. The War of 18 12, 18 1 2 -1 815 ( 19 3-2 01) . VI. The Mexican War, 18 4 5 -1 848 (27 6-2 84). VII. The Civil War, 18 6 1- 1 865 (34 4-3 75). VIII. The Spanish War, 18 98 (48 5-4 97). ... group, 18 99 (48 1- 4 82). 10 . Annexation of Hawaii, 18 98 (484). 11 . Acquisition of Porto Rico, the Philippines, and Guam at close of Spanish War, 18 98 (49 3- 494). 12 . Acquisition of Panama Canal ... 99, 10 8 Adamson law, 590 Aguinaldo, 497 Alabama, admission, 227 Alabama claims, 480 Alamance, battle, 92 Alamo, 280 Alaska, purchase, 479 Albany, plan of union, 62 Algonquins,...