Not by anyone but by gaslighters on Russia payroll.Joe Biden declared that he had no intention of dropping out and less than a week later he was forced out by the Democrat "Boss Tweed" machine. That would be called a coup by anyone other than members and supporters of the corrupt democrat mob machine.
He had no intention and then he changed his mind. dem primary is internal. What’s it to you? If you are not a dem just mind your own business.