This product includes SGS Halls of Montezuma PC. The top 3 reasons to play SGS Halls of Montezuma PC Halls of Montezuma recreates the Mexican-American war of 1846-1848. Play the USA and conquer Mexico City before Whig opposition in Congress forces a negotiated peace. The Halls of Montezuma game contains several scenarios, covering different periods of the Mexican-American war of 1846-1848. About SGS Halls of Montezuma PC Halls of Montezuma recreates the Mexican-American war of 1846-1848. Play the USA and conquer Mexico City before Whig opposition in Congress forces a negotiated peace. As Mexico, hold desperately against the enemy’s onslaught, to gain enough time for America's internal politics to end the war. The Halls of Montezuma game contains several scenarios, covering different periods of the Mexican-American war of 1846-1848. The war was initiated by US President Polk on the premise that the southern border of Texas should be the Rio Grande River, while Mexico claimed that the bo