Five men accused of conspiring to bomb a bridge near Cleveland to protest corporate America and the U.S. government faced a court hearing Tuesday, federal officials said.

Self-proclaimed anarchists Douglas Wright, 26, Brandon Baxter, 20 and Anthony Hayne, 35, developed the plot over several months before targeting a bridge over the Cuyahoga Valley National Park on Monday night, according to a criminal complaint filed in federal court in Cleveland.

Explosive devices provided to the suspects by an undercover FBI employee were inoperable to ensure there was no threat to the public, the complaint says...