WHY JORDAN ARMY KILLED 25000 PALESTINIAN'S

"Following Jordan’s defeat in the Six-Day War and loss of control over the West Bank, the Palestine Liberation Organization (PLO) began to launch attacks from Jordanian territory. These provoked Israeli counterattacks, threatening the peace King Hussein hoped to achieve with Israel.

PLO head Yasser Arafat ignored Hussein’s warnings and hoped to gain control over Jordan with the support of Egypt and Syria. Fighting between Jordan’s army and the PLO began in November 1969, but Hussein hoped to avoid an escalation." ( continue reading here. )