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BRUSSELS, BELGIUM - JANUARY 11: People hold a banner during a protest to demand for the closure of Guantanamo on the 19th anniversary of its opening in Brussels City Center, Belgium, on January 11, 2021. (Photo by Dursun Aydemir/Anadolu Agency via Getty Images)

BRUSSELS, BELGIUM - JANUARY 11: People hold a banner during a protest to demand for the closure of Guantanamo on the 19th anniversary of its opening in Brussels City Center, Belgium, on January 11, 2021. (Photo by Dursun Aydemir/Anadolu Agency via Getty Images)