Its first significant action was the assasination 
Its first significant action was the assasination of Wash Tel, and several months later it took responsibility for the bombing of a Dutch gas plant. One year after its most famous action, its members took hostages at the Saudi embassy in Sudan and killed George Moore, the American ambassador there. Its name was inspired by the PFLP's hijacking of three airliners in Jordan, after which King Hussein moved against the fedayeen, resulting in a civil war. It was founded by Salah Khalaf, also known as Abu Iyad, and its most famous action, supposedly masteminded by Abu Daoud, resulted in the ordering of Operation Wrath of God by Golda Meir. FTP, name this terrorist group best known for this killings of 11 Israeli athletes during the 1972 Munich Olympics, which took its name from a month in autumn.
Its first significant action was the assasination of Wash Tel, and several months later it took responsibility for the bombing of a Dutch gas plant.
Black September (or Aylul Aswad)