U.S. Senate Republicans passed President Donald Trump's massive tax-and-spending bill on Tuesday by the narrowest of margins, advancing a package that would slash taxes, reduce social safety net programs and boost military and immigration enforcement spending while adding $3.

The legislation, centered around extending the expiring 2017 personal tax cuts, also included a suite of Republican priorities and drew unified Democratic opposition.

The Budget Lab at Yale University estimated Monday that effects from the bill on taxes, Medicaid and spending on the federal SNAP food stamps program would cost the lowest-earning 20% of Americans