rallying cry

“He’d apparently thought that Rutherford Dunder, the insignificant nobody he’d staked his life’s work on, had come up with that famous rallying cry of transcendentalism, “Live deliberately,” before Henry David Thoreau had thought of it.”

Simon & Schuster: Claim to Fame

“And the Red Mosque showdown became both a rallying cry for the militants and a pivot point that caused many of the different jihadist groups in Pakistan to turn against their government.”

Simon & Schuster: The Longest War