Organizing to protect someone other than yourselves sounds more like a political party.
That would be a reason to join the Democrats, Greens, Socialists, lefty Libertarians, or Communists, and a reason to avoid the righty Libertarians, Republicans, and Constitutionalists.
That would be a reason to join the Democrats, Greens, Socialists, lefty Libertarians, or Communists, and a reason to avoid the righty Libertarians, Republicans, and Constitutionalists.