It was due to his influence that in the anti-tithe disturbances in Ulster in 1763 the government acted with conspicuous moderation, and that the movement was, suppressed with very little bloodshed; he constantly favoured a policy of conciliation towards the Roman Catholics, whose loyalty he defended at 1 W.
At the Heidelberg meeting and the preliminary convention (Vorparlament) of Frankfort he deeply impressed the assemblies with the breadth and moderation of his views; with the result that when the German national parliament met (May 18), he was elected its first president.
He enjoyed considerable popularity in Belgium, as well as in Holland for his affability and moderation, and in 1830, on the outbreak of the Belgian revolution, he betook himself to Brussels, and did his utmost by personal conferences with the most influential men in the Belgian capital to bring about a peaceable settlement on the basis of the administrative autonomy of the southern provinces under the house of Orange.
He acted with good sense and moderation, and, although by no means a believer in democratic ideas, he saw the necessity of satisfying public opinion and frankly gave his support to larger measures of reform.
The battle ended in the disastrous defeat of the provincial forces; General Mitre used his victory in a spirit of moderation and sincere patriotism.