Human rights groups have begun to warn of a tendency toward one-man rule.

The direct presidential system that we had in the past led to a protracted one-man rule.

After a quarter-century of one-man rule, soccer's world governing body got a new president today.

"This is one-man rule, intelligence could be manipulated by one man."

They were all pulled down in the end, since their success depended on one-man rule.

But the biggest contrast is political: Their leader seems to be moving toward one-man rule.

They are glad to wave good-bye to the old world of one-man rule.

"We've had enough of one-man rule in this country," he said.

"There shall never again be one-man rule in this country."

However, he had little power as Thiệu operated virtually one-man rule.