 Over the course of the summit, the two leaders engaged in several discussions and signed a joint statement calling for security, stability, and lasting peace.On February 22, 2019 an armed commando assaulted the North Korean embassy in Madrid, Spain; Spanish media alleged that two of the members were CIA operatives, but this has not been substantiated, and is denied by the CIA.A second summit between Trump and Kim occurred on February 27 and 28, 2019 in Vietnam regarding North Korea's nuclear program, but ended abruptly without an agreement.