What connection is there with holding leaders accountable and occupying a country with millions of civilians who have no connection to any of these events and a

What connection is there with holding leaders accountable and occupying a country with millions of civilians who have no connection to any of these events and are simply trying to live? If we use this logic, then the US should be stormed and occupied for the sins of its leaders and all innocents should be held culpable for not overthrowing their evil government.