He was the first of the Diadochi who fought for control over Alexander's empire but in his attempts to establish a power base and stay in control of the empire, he managed to make enemies of key generals in the Macedonian army, Antipater, Craterus and Antigonus Monophtalmus, who decided to revolt against the regent. In response to this formidable coalition and a provocation from another general, Ptolemy, Perdiccas invaded Egypt, but when the invasion foundered his soldiers revolted and killed him.