India, Oct. 7 -- President Donald Trump said he would have "no problem" invoking the Insurrection Act if federal judges, governors, or mayors continue to obstruct his administration's efforts to deploy the National Guard for protecting federal property and enforcing immigration laws.

Speaking to reporters in the Oval Office, Trump said the measure would only be used as a last resort to prevent violence and restore order in cities.

"I'd do it if it was necessary. So far, it hasn't been necessary. But we have an Insurrection Act for a reason. If I had to enact it, I'd do that," Trump said.

"If people were being killed, courts were holding us up or governors or mayors were holding us up, sure, I'd do that," Trump added. "I want to make su...