How did St Patrick spread the gospel?

Saint Patrick was Christianmissionary, who is the most generally known patron saintof Irelandor the Apostle of Ireland. St. Patrick arrives in Ireland with one special book, which was the Latin Bible, and begins to preach the gospel proud and loud for everyone to hear the news of St. Patrick's great success with the Gospel soon reached Rome. One of his most common preaching ways was to use a 3-leaf clover to show the trinity.