Komensky's stay at Elbing ended in 1648. In that year Justinus, bishop of the Unity, died at Lissa, and Komensky was chosen as his successor. He did not hesitate to accept that dignity, a heavy burden at a moment when the Treaty of Westphalia had destroyed the last hopes of the brethren, and the community seemed doomed to extinction. He started in the same year for Lissa, to assume the duties of his new office.
But here also he did not now remain long. He was summoned to Transylvania by George Rakoczy, who was then ruler of that country, and of a considerable part of Hungary. Rakoczy, a Calvinist, was naturally anxious to obtain the services of one whose creed was very similar to his own, and who already was far famed as an educator. Komensky stayed some time at Potok,[1] where the princes of the house of Rakoczy often resided. In consequence of the favour that he enjoyed with these princes, he was able to carry out his educational innovations here on a much larger scale than before. His labours at Potok have therefore great value for those interested in pedagogy,[2] but it is unnecessary to refer to them here.
In 1654, Komensky returned for the last time to Lissa, but only for a brief period. He was destined soon to become a wanderer again. War broke out in 1655 between Poland and Sweden, and the
