. . "18 killed" . "invasion of southern Lebanon" . "Litani" . . . . . "Israeli invasion of Lebanon" . "1978 Israeli invasion" . . "in 1978" . "1978_South_Lebanon_conflict" . "1978-03-21" . . . "Lebanese Civil War and South Lebanon conflict" . . . . . "1978 Israel-Lebanon war" . "Israeli invasion of Lebanon." . . "1978 invasion of Lebanon" . . "1978 South Lebanon conflict" . . . . . . . "Palestine Liberation Organization" . . "Israel invaded and occupied Southern Lebanon" . "113 wounded" . "Israeli victory" . . . . . "recent invasion" . . "Operation ''Litani''" . . "South Lebanon Army" . "1978 Israeli invasion of Lebanon" . . . . . . . . . . "invaded South Lebanon" . "Lebanese civil war" . . "invaded" . "* Withdrawal ofPalestine Liberation Organizationmilitants fromsouthern Lebanon" . . . . . . "Israeli invasion" . . . . . "1978 South Lebanon conflict" . . . . . . . . "Litani Operation" . . . . "* Establishment of theUnited Nations Interim Force in Lebanon(UNIFIL)" . . "Israeli invasion of Lebanon in 1978" . "Operation Litani" . . . "Southern Lebanon" . "First South Lebanon conflict" . . "Israel's invasion of Lebanon" . "Israeli invasion in 1978" . "1978" . "South Lebanon conflict" . . . .