11.   But after recent gains here by guerrillas, it has been interpreted in Latin America as a possible prelude to increased American involvement in Colombia.

12.   But by and large, Republicans and Democrats alike expressed little enthusiasm for American involvement in the Balkans.

13.   But Clinton, who became interested in the conflict while studying at Oxford, decided American involvement could help bring about a compromise.

14.   But critics warn that the plan is a dangerous escalation of American involvement into a decades-old civil conflict.

15.   But he expressed reservations about any deeper American involvement in the Colombian conflict.

16.   But he used Jeffersonian rhetoric to make the opposite case for American involvement in world affairs.

17.   But if Bush maintains a balanced approach, greater American involvement could lead the way back to the negotiating table.

18.   But in the last several months, senior officials have tried to lay the groundwork for a continuing American involvement in Bosnia.

19.   But they sought continued American involvement to balance what they see as a weak bargaining hand against Israel.

20.   But while growing up in relative affluence and religious moderation, the terrorists still bitterly resented American involvement in their world, he speculated.