Detroit sailed from Norfolk 5 October 1893 for Rio de Janeiro, Brazil, and lay at anchor in the harbor to protect American citizens and interests during revolutionary disturbances in Brazil, during which she engaged the rebel cruiser Trajano in a short and bloodless action. After, the Detroit returned to Norfolk, Virginia 24 April 1894. She sailed 16 October to serve on the Asiatic Station for 2 years, cruising along the Chinese coast, and visiting ports in Japan and Korea.