Adam Clayton Powell IV and Charles B. Rangel, the 20-term Harlem congressman who succeeded Mr. Powell’s father, have been trading angry attacks.

Robert M. Morgenthau brought together Eugene M. Isenberg, whose firm wanted a tax break, and Representative Charles B. Rangel, who wanted money for a school.

Robert M. Morgenthau brought together Representative Charles B. Rangel, who wanted money for a school, and Eugene M. Isenberg, whose firm wanted a tax break preserved.

In an appearance with his challengers, Representative Charles B. Rangel faced attacks in the heart of his Harlem district and lashed out at the president.

In a rare appearance with his challengers, Representative Charles B. Rangel faced attacks in the heart of his Harlem district and lashed out at the president.

After weeks of controversy, Representative Charles B. Rangel’s birthday fund-raiser was a potent display of support for the beleaguered lawmaker, who faces a slew of ethics charges.

After weeks of controversy, Representative Charles B. Rangel’s birthday fund-raiser was a potent display of support for the beleaguered lawmaker, who faces a slew of ethics charges.

Representative Charles B. Rangel, facing accusations that he violated House ethics rules, offered an extended defense of his conduct.

Dionne Warwick will perform at a gala for Representative Charles B. Rangel, but may not have much of an audience.

In the wake of Representative Charles B. Rangel’s ethics troubles, the shrinking guest list for his annual gala is becoming a test of friendships and loyalties.