41.   The conflict illustrated the difficulties in having refugees cross former lines of confrontation and return home, a key goal of the Dayton peace accord that ended the war.

42.   The different approaches favored by Kenya and Uganda also illustrate the difficulties associated with multinational jurisdiction that continue to dog the lake.

43.   The global warming dispute illustrated the difficulties in finding common ground in a world full of contending political and economic interests.

44.   The length of the case illustrated the difficulty of prosecuting political corruption in Japan.

45.   The Lockerbie trial illustrates the difficulties of finding evidence that stands up to judicial scrutiny and of tracking the perpetrators to their source.

46.   The Lockerbie trial illustrated the difficulties of finding evidence that would stand up to judicial scrutiny, and of tracking the perpetrators to their source.

47.   The motions illustrate the difficulty of a defendant representing himself in a case that includes classified evidence that is normally available only to lawyers with security clearances.

48.   The mayhem that accompanied reunification of Sarajevo, as foreseen in the U.S.-brokered peace plan, illustrated the difficulties of the transition to peace.

49.   The punishment of Tipperary farmer Patrick Harty illustrated the difficulty of securing convictions against the outlawed IRA, which often intimidates witnesses from testifying in court.

50.   The ongoing incursions into Palestinian-controlled areas illustrate the difficulties the Palestinians would face in preparing for elections.