sent messengers to Rome, asking the Pope to give them another king, and suggesting that Casimir of Poland would be acceptable.
Casimir refused the crown, whereupon it was offered to Matthias of Hungary, who was eager to accept it. The wife of Matthias had died shortly before this, so that he was no longer bound to King George by ties of relationship.
Strenuous efforts were also made to rouse the German princes against King George; but they became alarmed lest the precedent established might deprive some of them of their own crowns. But Matthias immediately began to prepare for war.
When the 180 days had expired, and King George had not made his appearance in Rome, the Pope pronounced the final excommunication, and appointed Zdenek of Sternberg temporary ruler of Bohemia.
March 30, 1468, Matthias declared war against King George, claiming to be the defender of the Roman Catholic faith against the spreading heresy in Bohemia. Being fully prepared for war, he immediately invaded Moravia. Before this happened, King George had had a war with the lords of the Green Mountain League, and meeting with considerable success, he was able to induce them to enter into a truce, so that he could give his whole attention to the danger threatening from Hungary.
The war between George and Matthias was carried on mostly in Moravia, the Hungarian king being by far the more successful. In January, 1469, by a fortunate combination of circumstances, the army of Matthias was shut up at Vilem, so that he was entirely at the mercy of the Bohemian army. In this extremity Mat-
