Former governor of Massachusetts Christian Herter then had him appointed to a position within the International Cooperation Administration.[2] In 1960, FitzGerald left the ICA to support the presidential campaign of Richard Nixon.[2] After Nixon lost the 1960 presidential election, FitzGerald returned to private business, and became chairman of a hydrofoil company; during these years he also invested in the stock market.[2] FitzGerald later held positions within the International Center of Investment Disputes (1975–1982), the President's Advisory Board on International Investments (1976–1978), and the Atlantic Council starting in 1976.[2]