The World: The War of the Flea

Since the end of the cease-fire between the British army and the militant Provisional wing of the I.R.A. two weeks ago, the Catholic areas of Belfast and Londonderry have taken on the look of small battlefields. TIME Correspondent Friedel Ungeheuer was in both cities last week as the Proves stepped up their guerrilla campaign against British troops. His report:

"The flea survives by hopping and hiding," advises the I.R.A.'s favorite tactician of guerrilla warfare, Robert Taber. On Strand Road in the Catholic Bogside area of Londonderry last Monday evening, the fleas were hopping...