President Donald Trump's texts with Jonas Gahr Støre of Norway about Greenland were made public. He said he ended 8 wars. What is he referring to?

The United States used a secret new weapon during the raid that captured Venezuelan leader Nicolas Maduro earlier in January. President Donald Trump discussed the weapon, which he called “The Discombobulator,” in an interview with The New York Post. He said the weapon “made [enemy] equipment not work.”