In a grab bag of promises to battle the Islamic State organization together with Russia and anyone else who wants to join the fight, the Republican nominee underlined the need to improve intelligence and shut down militant propaganda, recruiting and financing.

But he provided few specifics on how he would expand such efforts beyond those already underway.

“My administration will aggressively pursue joint and coalition military operations to crush and destroy ISIS,” Trump said in a speech in Youngstown, Ohio, using an acronym for the Islamic State. “International cooperation to cut off their funding, expanded intelligence sharing and cyberwarfare to disrupt and disable their propaganda and recruiting . . . It’s got to be stopped.”

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