Public participation in Europe but also in the world would not be so strong and organized without the Aarhus Convention. And certainly the Aarhus Convention would not exist without starting the Environment for Europe movement by the Czech minister of environment in 1991, amidst the euphoric atmosphere of Eastern European political changes. Within this process, European ministers of environment held regular conference. At one of these events, in 1995 the Sofia Guidelines was adopted, whence the Aarhus Convention grew out in 1998.