On March 7th, 1975, in a bipartisan vote, the U.S. Senate voted to amend Rule XXII (which governs the end of debate, and thus filibustering) to lower the threshold for cloture from 67 to 60 votes.
Before she became Vice President, Kamala Harris was the first South Asian-American woman elected to the Senate
In 1979, the U.S. Congress established de facto diplomatic relations with Taiwan, including a commitment to militarily defend Taiwan from attack.
The Senate narrowly votes to approve the Federal Air Highway Act, which funded construction of the Interstate system, linking America by car.
Although President Johnson had earlier admitted the former Confederate States of America, Congress refused to seat their congressional delegations until passing HR1058 along party lines.