February 1 in history, these intelligence were sent to the US president

情报历史上的2月1日，这些情报被递交给时任美国总统

Intelligence History on 1962 February 1
Intelligence History on 1963 February 1
Intelligence History on 1964 February 1
Intelligence History on 1965 February 1
Intelligence History on 1966 February 1
Intelligence History on 1967 February 1
Intelligence History on 1968 February 1
Intelligence History on 1971 February 1
Intelligence History on 1972 February 1
Intelligence History on 1973 February 1
Intelligence History on 1974 February 1
Intelligence History on 1975 February 1