Kim Jong Un hailed North Korea’s nuclear program and recent satellite launch in a speech presented on the first day of the Seventh Congress of the Workers’ Party of Korea, state media outlet Korea Central TV reported late on Friday evening.

Kim, dressed in a suit and tie, was shown speaking to a packed congress at the April 25 House of Culture in a 10 p.m. news broadcast on KCTV following hours of uncertainty as to how events had progressed.

“I announce the opening of the Seventh Congress with firm belief that this historical congress will bring final victory,” Kim told