New Delhi, May 21 -- Federal prosecutors on Wednesday announced criminal charges against former Cuban President Raul Castro in the 1996 downing of civilian planes flown by Miami-based exiles as the Trump administration escalated pressure on the island's socialist government.

The indictment accuses Castro of ordering the shootdown of two small planes operated by the exile group Brothers to the Rescue. Castro, who turns 95 next month, was Cuba's defense minister at the time. The charges, which were secretly filed by a grand jury in April, included murder and destruction of an airplane. Five Cuban military pilots were also charged.

"For nearly 30 years, the families of four murdered Americans have waited for justice," acting Attorney Gener...