
Lorenzo Macchi
Research expert covering society, economy, and politics for Italy
Get in touch with us nowPaul Biya, President of Cameroon, is the oldest head of state worldwide with his 91 years. Biya has been President of Cameroon since 1982 and was the country's prime minister six years before that, making him the longest ruling non-royal authoritarian leader still in power as of July 2024. Some of the heads of state on the list have strictly ceremonial roles, such as Pope Francis of the Vatican State and King Harald V of Norway, whereas others hold political powers.
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Overview
Global views on U.S. leadership
Other world leaders and countries
Americans' perceptions of U.S. leadership abroad
Global views on the 2024 presidential election
Economy
Military & defense spending
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Professional Account
1 All prices do not include sales tax. The account requires an annual contract and will renew after one year to the regular list price.