 
                        
                                1921 - Karel Appel is born on April 25. 
                                1940 - Karel Appel starts his studies at the Academy of Fine Arts in Amsterdam. 
                                1943 - Picasso, Matisse and Klee are sources of inspiration for Karel Appel during this period. 
                                1948 - Cobra, a European avant-garde movement, was formed by Appel and the fellow artists Corneille, Constant, Jorn and the poet Dotrement. 
                                1950 - Karel Appel paints on wood and carries out mural paintings on the topic of the child.
                                1957 - Appel travels to the United States where he paints several portraits of jazz musicians. 
                                1964 - Appel makes his first big wood sculpture. 
                                2006 - Karel Appel dies on May 3 in Zürich, Switzerland.