51.  But it is unclear how hard the two nations have been pressing the rebels, whose organizations would not survive long without their sponsors.

52.  But many other difficult issues lie ahead for the two nations.

53.  But Ono went on to say he doubted the two nations could successfully conduct a joint study of textbooks.

54.  But recent events have also shown how difficult it may be to achieve some of the goals that the seven nations have set for themselves.

55.  But now that the two nations are friendlier, times have changed.

56.  But on Bosnia, cooperation between the two nations is still imperfect, and only limited progress was made.

57.  But the animosity that once existed between the two nations is being replaced by respectful relations at the governmental level.

58.  But the divorce of the two nations did not come without tension.

59.  But the drift between the two nations did not begin with this president and will not be stopped with a speech.

60.  But the three nations quickly realized that entry into NATO would be a lot easier than pushing their way into the European Union.