Military Action:
US Marines in Lebanon celebrate Corp's 207th birthday; IDF ends first large-scale military exercises since Lebanon invasion.
Political Responses:
Israel/ Occupied Territories: Commission of Inquiry hears testimony of IDF officers in closed session and investigators interview soldiers and Israeli reporters; Shamir charges Egypt with peace treaty violations, says it courts PLO and allows domestic anti-Semitic campaign; Civil Administration orders a Jordanian and 2 US lecturers at Birzeit Univ. to stop teaching and leave area after they refuse to sign anti-PLO pledge; World Zionist Organization announces plans to double number of Jewish settlers in West Bank in 1983, and by 2010 to total of 1.4 million.
Palestinians/ Lebanese: Arafat, interviewed in Tunisia, says US is partly to blame for Beirut massacres and shows unofficial negotiating documents with US written guarantees of security for camps, also says 3,000 Palestinians and 2,000 Lebanese prisoners released so far.
Arab Governments: Egypt strengthening defensive positions in Sinai; Egyptian Defense Minister Ghazala calls for "unified Arab strategy" to meet threat of Israel; King Hussein, in interview, says he backs Reagan peace proposals but wants US to gain concessions from Israel before he will join peace talks.
US and Other Countries: US officials concede Arafat's statements on US guarantees, says US accepted only oral commitments from Israelis and Phalange on safety of camps; Representative Lee Hamilton (D-IN) meets with West Bank and Gaza mayors in Jerusalem.