The presidents of the United States and Russia held their summit in Helsinki, the capital of Finland, on Monday 16/7/2018. Does this mean that the tension between the two countries is over? Is there a significance of holding this summit after the summit of the NATO countries on 12/7/2018 and the tension that surfaced between America and its European allies?

A presidential summit between North America and North Korea was held by the meeting of the two Presidents, Trump and Kim on 12/6/2018 in Singapore. They signed a joint document at the end of the summit.. How did the agreement take place so quickly? What are its contents and results?

We know that America is a state of institutions and that the outlines of America in international politics are governed by the institutions of governance in America, and not by the president. How do we explain that America ratified the nuclear agreement with Iran and considered it as a victory, and now Trump has withdrawn from it and considered it a victory?

Saudi Crown Prince, Mohammad Bin Salman, concluded his visit to France, which started on Monday 09/04/2018 and lasted two days until 10/04/2018. He has previously visited Britain on 10/03/2018 for three days. Followed by a visit to America, from 20/03/2018 until 08/04/2018... He was received as a head of a state. So what is behind these visits? What is striking is that these visits are to parties of different interests;…