A critical review of the book was mailed to all Republican convention delegates along with a questionnaire linking Brooke's views to the Communist Party and Americans for Democratic Action.

"[3] However, conservative attacks were blunted when Goldwater endorsed Brooke in May and made a $100 donation to his campaign.

[3] In advance of the convention, Brooke asked the party to endorse the United States effort in Vietnam and the recent Supreme Court decision regarding the rights of detainees in Miranda v. Arizona.

McKay argued for a more aggressive bombing campaign in Southeast Asia and criticized Miranda as "rendering more difficult the proper enforcement of our laws.

"[2] Brooke won the party endorsement at the June 25 convention and was unopposed in the September primary.