Informalism
Informalism or Art Informel is a pictorial movement from the 1943–1950s , that includes all the abstract and gestural tendencies that developed in France and the rest of Europe during the World War II , similar to American abstract expressionism started 1946 . 
<triplet> Informalism <subj> abstract expressionism <obj> partially coincident with <triplet> gestural <subj> abstract expressionism <obj> part of