In this bachelor thesis, the author analysed international relations between the constitutional monarchy Qatar and its important trading partners after the diplomatic crisis which happened in June 2017. This crisis began when Saudi Arabia, United Arab Emirates, Bahrain, and Egypt cut diplomatic ties with Qatar. The main reason for discontinuing the diplomatic ties was because Qatar had been accused for supporting terrorist groups active in the Gulf region. Those countries have closed their borders with Qatar (Saudi Arabia, United Arab Emirates, and Bahrain) and have abolished all business relationships with Qatar. This act of cutting diplomatic and trade ties has left a big impact on the actual economic situation in Qatar since Saudi Arabia...