With a diplomatic showdown looming this past week over Arab plans to force Israel from occupied Palestinian lands within three years, Kerry prepared for a quick trip to Jordan in hopes of finding a calmer alternative. The fast-moving political drama was a small, if temporary, victory for America's chief diplomat in his quest to end generations of fighting and tensions between Israelis and Palestinians. Even as he urged both sides to resist tit-for-tat barbs, Kerry was lambasted by Israel's defense minister as "obsessive" and "messianic" and accused of ignoring demands that Palestinian officials said had to be part of a final deal. [...] disputes over territorial borders, security, refugees and the fate of Jerusalem could not be settled. The final breakdown was set into motion when Israel moved ahead with plans to build settlement units in an area of east Jerusalem that Palestinians consider their territory. Soon afterward, Abbas agreed to form a unity government with Palestinian political rival Hamas, which Israel and the U.S.