Ramallah, Feb 11 (Prensa Latina) The United Nations warned on Tuesday that the forced displacement of Palestinean communities in the northern part of the occupied West Bank is escalating at an alarming pace following the start of an Israeli military offensive last month. The United Nations Relief and Works Agency for Palestine Refugees in the Near East (UNRWA) criticized the "Iron Wall" operation against the region, particularly around Jenin and its adjacent refugee camp.