Wait, so any citizen of the US can speak about political matters without any limits? And collude in it with other US citizens, potentially forming political org

Wait, so any citizen of the US can speak about political matters without any limits? And collude in it with other US citizens, potentially forming political organizations, NGOs, parties, and so on, and there's no limit on what they can speak about and how much money they can spend on convincing others to join them? That's a real nightmare!