Who directed the 'Three Colors Trilogy' (Blue, White and Red) from the early 1990s?

Explanation

The Three Colors Trilogy (Blue, White and Red) consists of three films from 1993-1994, based on the three symbols of the French flag: liberty, equality and fraternity. The French-Polish director Krzysztof Kieslowski was behind the films. They were to become his last films before he died in 1996, ending a glorious career as one of Eastern Europe's biggest film directors.