House's efforts were ultimately unsuccessful, leading to the collapse of Italian Prime Minister Vittorio Orlando's government in Rome and Gabriele D'Annunzio's takeover of Fiume.
[3] Kissinger continued to participate in shuttle diplomacy in the Middle East during the Nixon and Ford administrations (1969–1977); it resulted in the Sinai Interim Agreement (1975) and arrangements between Israel and Syria on the Golan Heights (1974).
Soon after Kissinger's efforts, shuttle diplomacy came to the United States in the form of Israel and Egypt conducting negotiations at Camp David.
[7] US Secretary of State Alexander Haig attempted to use shuttle diplomacy to mediate between the United Kingdom and Argentina during the Falklands War in 1982.
[8] French president Emmanuel Macron's shuttle diplomacy was unsuccessful in preventing the 2022 Russian invasion of Ukraine.