The article analyses Bulgaria’s foreign policy under a number of consecutive governments dominated by the party «Citizens for European Development of Bulgaria» during the period from 2009 to 2021. The author observes the Bulgarian diplomacy’s key priorities at that time, evaluating some successes and failures as well as their reasons. Some special peculiarities of GERB’s policy, for example the lack of long-term planning and the domination of partisan interests above the national ones are noted here. The author also exposes some cases of foreign influence on the process of national decision-making in strategically important areas.