Integration and globalization of world market have resulted in retail trade internationalization. This study aims to investigate and present the intensity trend of internationalization of retail trade in the world, especially in countries that concentrate the most part of world's retail trade. In the first part, the study shows the international activities of European retailers through their sales abroad. This part of the study shows that the trend of internationalization of retailing is significantly present in European top retailers. However, top retailers the majority of their sales perform on the european market. In the second part, the study shows the international activities of non-European retailers. This part of the study shows that the internationalization of retailing in the US is significant, but not intense as in developed EU countries. The internationalization of retailing in other observed countries is evident, but less than in Europe and in the US. In the third part, the study shows the international activities of top 250 global retailers. This part of the study shows that global retailers from Europe achieve 60% of foreign turnover of the Top 250 global retailers.