Lennon's comment went virtually unnoticed in England, but when US teenage fan magazine Datebook printed it five months later – on the eve of the group's August US tour – it sparked a controversy with Christians in the American "Bible Belt". The Vatican issued a protest, and bans on Beatles' records were imposed by Spanish and Dutch stations and South Africa's national broadcasting service.
On August 1, 1966, after stabbing his mother and his wife to death the night before, Charles Whitman, a former Marine, took rifles and other weapons to the observation deck atop the Main Building tower at the University of Texas at Austin, then opened fire indiscriminately on people on the surrounding campus and streets. Over the next 96 minutes, he shot and killed 13 more people (including a pregnant woman) and injured 31 others.
King later stated and Abernathy wrote that the movement received a worse reception in Chicago than in the South. Marches, especially the one through Marquette Park on August 5, 1966, were met by thrown bottles and screaming throngs. Rioting seemed very possible. King's beliefs militated against his staging a violent event, and he negotiated an agreement with Mayor Richard J. Daley to cancel a march in order to avoid the violence that he feared would result.
The discovery of oil in 1958, and the start of oil exports in 1962, led to frustration among members of the ruling family about the lack of progress under Sheikh Shakhbut’s rule. On 6 August 1966, Shakhbut was deposed in a bloodless palace coup. The move to replace Shakhbut with Zayed had the unanimous backing of the Al Nahyan family. The news was conveyed to Shakhbut by British Acting Resident Glen Balfour-Paul who added the support of the British to the consensus of the family. Shakhbut finally accepted the decision and, with the Trucial Oman Scouts providing safe transport, left for Bahrain. He subsequently lived in Korramshahr, Iran before returning to live in Buraimi.
On August 27, 1966, Biden married Neilia Hunter (1942–1972), a student at Syracuse University, after overcoming her parents' reluctance for her to wed a Roman Catholic; the ceremony was held in a Catholic church in Skaneateles, New York. They had three children: Joseph R. "Beau" Biden III (1969–2015), Robert Hunter Biden (born 1970), and Naomi Christina "Amy" Biden (1971–1972).
The band's concert at San Francisco's Candlestick Park on 29 August was their last commercial concert. It marked the end of a four-year period dominated by almost nonstop touring that included over 1,400 concert appearances internationally.