Spanish American wars of independence important change in strategy after three United Provinces campaigns had been defeated in Upper Peru. San Martín's army became the nucleus of the Army of the Andes, which received crucial political and material support in 1816 when Juan Martín de Pueyrredón became Supreme Director of the United Provinces. In January 1817, San Martín was finally ready to advance against the royalists in Chile. Ignoring an injunction from the congress of the Río de la Plata not to move against Chile, San Martín together with General Bernardo O'Higgins Riquelme, later Supreme Director of Chile, led the Army over the Andes in
Occupation of the Gaza Strip by Egypt pan-Arab policies prompted him to abolish the All-Palestine Government. In 1959, the Gaza Strip under the All-Palestine Government was officially merged into the short lived United Arab Republic. All references to an independent Gaza were abolished and Egyptian administration was officially imposed. In this move, Nasser "de facto" canceled any official Palestinian self-rule. In 1962 the Egyptian government established a Palestinian Legislative Council elected by the population. When the Palestinian Liberation Organization (PLO) was founded in 1964, Nasser proclaimed that it would hold authority over Gaza, but that authority was never conferred in practice. A year later, conscription was instituted