Major Social Security changes under President Trump include raising the retirement age, taxing more income, and reshaping benefits. Here's what it means for Americans.

In 1983, with Social Security's asset reserves virtually exhausted, a bipartisan Congress passed, and then-President Ronald Reagan signed, the Social Security Amendments of 1983 into law. This amendment gradually increased the full retirement age and payroll taxation on working Americans, as well as introduced the utterly despised tax on benefits.