11.   After switching parties, he served as a director of the Export-Import Bank of the United States in the Reagan and Bush administrations.

12.   After the collapse of wartime coalition politics and the return of the Conservatives to power, Churchill switched parties again and was rewarded with the Exchequer.

13.   But he said he was never tempted to switch parties.

14.   But for most politicians, switching parties is not easy.

15.   But state Democratic leaders encouraged her to switch parties instead.

16.   But sources on both sides think there are no more Democrats who are waiting in the wings to switch parties.

17.   But state Democratic leaders succeeded in encouraging her to switch parties instead.

18.   But these days, there is even talk about whether Nelson, considered a conservative Democrat, will switch parties.

19.   By his own admission, he switched parties solely to avoid a crowded Democratic primary that he figured he could not win.

20.   Conservative Democrats began switching parties.