 The years when Lenkiewicz was Vicar General were characterized by an improved stability in the life of the Jesuits in Russia, and by the renewal of apostolic activities.Young men arrived from all over Western Europe with the desire to join the Jesuits.Spending 30 years in Polatsk in various capacities Lenkiewicz made of it a renowned place, with its scientific laboratory, rich library, museum of natural sciences, and other artistic and religious resources.