At 09:30 on 9 January 1945, the U.S. 6th Army conducted an amphibious landing on the gulf, following a devastating naval bombardment, with 68,000 troops landing on the first day alone, and a total of 203,608 in following landings along a 20 miles beachhead, stretching from Sual, Lingayen, and Dagupan (XIV Corps) in the west, and San Fabian (I Corps) in to the east.