Those were the days:
Section 611 of the Foreign Relations Authorization Act of 1979, (Public Law 95-426) enacted by the U.S. Congress and signed into law by President Jimmy Carter on October 7th, 1978.
Section 611(a) The Congress finds that –
(1) United States citizens living abroad should be provided fair and equitable treatment by the United States Government with regard to taxation, citizenship of progeny, veterans’ benefits, voting rights, Social Security Benefits, and other obligations, rights, and benefits; and Continue reading