Brazil Handshake Defense Secretary James N. Mattis greets military leaders at the Escola Superior de Guerra, Brazil's war college, in Rio de Janeiro, where he delivered a speech on enhancing defense partnerships, Aug. 14, 2018. U.S. Embassy photo SHARE: Download: Full Size (0.27 MB) Credit: U.S. Embassy in Brazil VIRIN: 180814-D-ZZ999-897C.JPG Photo Gallery