The document summarizes key events in Irish politics from 1965 to the early 1970s during the governments of Sean Lemass and Jack Lynch. It describes Fianna Fail being re-elected in 1965 and Lemass resigning in 1966 due to ill health. It then discusses Lynch taking over as leader and the 1969 election, where Fianna Fail used "Red Scare" tactics against the socialist Labour Party. It focuses on the 1970 Arms Crisis, where members of government were accused of plans to import arms for the IRA, resulting in resignations, trials, and divisions within Fianna Fail.