Both are presently free on bail. Prosecutors are seeking to revoke their pre-trial release and to have them detained before trial.
"A Western chauvinist is a proud American patriot. That’s all it really means," he said.
According to the report, it was also found that there were communications between rioters and Congress members during the riots.
Pezzola and another alleged Proud Boy, William Pepe, were indicted after prosecutors said they have evidence to suggest the pair conspired to impede police from defending the US Capitol.
The group's founder, Gavin McInnes, is Canadian who lives in the United States.
The FBI has been looking particularly closely at the Proud Boys, the Oath Keepers and other far-right groups and anti-government militias as they investigate the Capitol riots.
Prosecutors said he used a police shield to break a window, allowing other rioters to enter the building.
“I knew that he was a fraudster – but had no reason to know that he was also a domestic terrorist."
Capitals in battleground states, where Trump has directed his accusations of voter fraud, were on especially high alert.
Proud Boys founder Gavin McInnes, who said he quit the group in 2018, was spotted in the DC crowd.