 Complete the following phrase:  At the age of sixteen he joined the Bar Confederates, and served as a secretary to Michał Wielhorski, accompanying him on his diplomatic mission to Paris, France, in 1770. Zajączek stayed in Paris for several years, and in 1773 he met one of the major leaders of the Confederacy, Casimir Pulaski. Falling under Pulaskis influence, he left Wielhorskis service, and accompanied Pulaski on his diplomatic mission to the Ottoman Empire in 1774, where he witnessed the Ottoman defeat at the 