The article is focused on the political and economic relations between Poland and Great Britain in last three decades. In first part of the article it was introduced the evolution of the most important political events in bilateral relations and convergent and divergent matters relates to the business of both states before and after the obtainment by the Poland of the membership in NATO and the European Union. Asymmetry among both countries in the political and economic aspect was also underlined. In second part of the article, the attention was concentrated on the analysis of mutual economic relations, in this the growth of trade turnover, services and investments. Consequences for Poland connected with the exit of Great Britain from European Union become also approximate. Four principal conclusions were introduced in the end of the article.