ame year, the Truman Doctrine was proclaimed and the US campaign to “contain Communism” began. Clark Air Base became the headquarters of the 13th Air Force and Subic became a forward station for the Seventh Fleet. Clark and Subic played a key logistical role in support of the US forces in the Korean War from 1950 to 1953. From 1965 to 1975, the US bases served as logistical fulcrums of the US war of intervention in Indochina. Air traffic at Clark reached as high as 40 transports per day, all bound for Vietnam . In 1966, the duration of the bases agreement was reduced from 99 to 25 years, with the treaty to expire on September 16, 1991. During the oil crisis of the '70s, regular deployment of Subic-based naval units to the Indian Ocean began. Carrier task forces from Subic were deployed to the Indian Ocean and Arabian Sea during the Iranian revolution and North Yemen-South Yemen border war in 1979 and Soviet intervention in Afghanistan in late 1979 and 1980 . In August 1983, former Senator Benigno Aquino was assassinated and the country was in crisis. The anti-dictatorial movement was gaining strength and was led by the slain senator's widow, Cory Aquino. Marcos called a snap election in 1986. The opposition led by Aquino called for the withdrawal of the US bases. After Marcos was deposed in a popular uprising led by Aquino, Ramos, Enrile and Cardinal Sin in February 1986, a new constitution was adopted a year later. It stated that after expiration of the bases treaty in September 1991, “foreign military bases, troops or facilities, shall not be allowed” in the country unless a new treaty was ratified by a two-thirds vote of the Senate . In 1991, President Aquino broke her election promises and campaigned for the bases' extension but on September 16, hundreds of thousands marched outside the Senate as it voted 12-11 to reject the new treaty . Economic Effects of the BasesThe Economic impact of the US Bases on th...
