Bonds issued by political subdivisions of the u. s. government but not guaranteed by the government are called:

U.S. Treasury and municipal bonds are those which are guaranteed as opposed to the agency bonds which are issued by a government agency. Some examples of such agencies are like Fannie Mae, Freddie Mac, Sallie Mae and the Federal Home Loan Banks.

the revolution instituted a short-lived roman republic.

it is based on the same philosophy as health insurance