Original sentence: The Palestine Liberation Organization (PLO) was recognized as a national liberation movement by the United Nations in 1974 when it was granted observer status in the United Nations General Assembly
Edited sentence: According to the Palestine Liberation Organization (PLO) (widely designated as terrorist organization), founded in 1964, the Israeli-Palestinian conflict is a case of national liberation struggle ongoing since decades, with the main revendication being the return of the territories occupied since the 1967 Six-Day War.At the time of the PLO's establishment, Jordan occupied the West Bank and Egypt occupied the Gaza Strip, although their efforts at the time were to eradicate Israel