Gunners from the Armed Forces of Ukraine fire at Russian position with a 155 mm self-propelled howitzer 2C22 in the Kharkiv region on April 21, 2024. (Anatolii Stepanov/AFP via Getty Images)
Chinese sailors stand next to a submarine rescue ship Hongzehu from the PLA Navy as it is docked on April 23, 2024, in Qingdao, China.(Kevin Frayer via Getty Images)
Researchers with the Naval Postgraduate School and NASA employ a REMUS 100 UUV to create a detailed map of a shallow environment off the coast of Florida on September 13, 2013. (DVIDS
Gunners from the Armed Forces of Ukraine fire at Russian position with a 155 mm self-propelled howitzer 2C22 in the Kharkiv region on April 21, 2024. (Anatolii Stepanov/AFP via Getty Images)
Chinese sailors stand next to a submarine rescue ship Hongzehu from the PLA Navy as it is docked on April 23, 2024, in Qingdao, China.(Kevin Frayer via Getty Images)
The Skydio X10D drone flies during a counter-uncrewed aerial systems training exercise at Grafenwoehr Training Area in Bavaria, Germany, on February 13, 2025. (US Army photo)
Smoke rises after coup supporters set fire to the headquarters of President Mohamed Bazoum's party, the Party for Democracy and Socialism in Niger in Niamey, Niger, on July 27, 2023. (Balima Boureima/Anadolu Agency via Getty Images)
Members of Our Lady of the Holy Rosary Catholic Church hold Stations of the Cross procession to reenact Good Friday in Ogba, Lagos, Nigeria, on April 7, 2023. (Adekunle Ajayi via Getty Images)
Xi Jinping holds a welcome ceremony for Isaias Afwerki at the square outside the east entrance of the Great Hall of the People in Beijing on May 15, 2023. (Wang Ye via Getty Images)
A police officer stops a car at a check point ahead of the February 25 presidential election at Awka in Anambra State, southeast Nigeria, on February 16, 2023. (Pius Utomi Ekpei/AFP via Getty Images)
Smoke rises during clashes between the Sudanese Armed Forces and the paramilitary Rapid Support Forces in Khartoum, Sudan, on April 19, 2023. (Ahmed Satti/Anadolu Agency via Getty Images)
Nigerian Minister of Information and Culture Lai Mohammed and Hudson Senior Fellow Joshua Meservey at Hudson Institute in Washington, DC, on April 4, 2023. (Madeline Mills/Hudson Institute)