For decades, many of the most advanced military weapons were developed in complete secrecy.

WASHINGTON — President Trump told The Post that a secret new weapon he calls “The Discombobulator” was essential to the daring US raid that captured Venezuela’s drug-dealing dictator Nicolas Maduro.

The internal watchdog for the Department of Homeland Security issued the first of several reports evaluating the U.S. Secret Service in the wake of the attempted assassination of President Trump in ...