As the United States approaches its 250th birthday, a notable number of international celebrities have become U.S. citizens. These individuals, many of whom hold dual citizenship, have shared their journeys and sentiments about becoming part of the nation.

Jim Carrey, who became a U.S. citizen in 2004, expressed his gratitude for the opportunities the country provided, stating, "This country has helped define me and make my dreams come true." He emphasized his pride in his Canadian heritage while embracing his American citizenship.

Liam Neeson, born in Northern Ireland, became a U.S. citizen after living in the country for 20 years. He cited the tragedy of his wife's death in 2009 as a contributing factor to his decision. "I'm still a proud Irishman, of course, but I've become an American citizen — I'm very proud of that," Neeson said.

Colombian-born Sofía Vergara revealed in 2014 that she had passed the U.S. citizenship test, noting the rigorous process. Charlize Theron, originally from South Africa, also found the path to U.S. citizenship challenging but ultimately rewarding, obtaining it in the early 2000s.

Arnold Schwarzenegger, who arrived in the U.S. from Austria nearly 50 years ago, celebrated his 35th anniversary of becoming a U.S. citizen in 2018. He reflected on his journey, stating, "I owe it all to America. It was, without a doubt, one of the proudest days of my life."

British-born Emily Blunt became a U.S. citizen in 2015, sharing her naturalization ceremony with her husband, John Krasinski. In the same ceremony, Camila Alves, originally from Brazil, also received her U.S. citizenship, expressing her gratitude for the country.

Pamela Anderson gained dual citizenship in Canada and America in 2004, citing her desire to vote in U.S. elections and the ability to petition for her children's grandparents to reside in the United States.

Musician Billy Idol, a British rockstar, became a U.S. citizen in 2018. Canadian-born actor Ryan Reynolds became a dual citizen in 2018 and voted in his first U.S. presidential election in 2020.

Michael J. Fox, born in Canada, became a U.S. citizen in 2000. Mexican-born actress Salma Hayek became a naturalized U.S. citizen in 2013, having previously stayed in the country with an expired visa. Pierce Brosnan obtained U.S. citizenship in 2004, and Daniel Craig revealed his status as an American citizen in 2020, emphasizing that "Everyone is an immigrant in this country."