From the 1960s on, mainline Protestant churches in Germany, the United States and the United Kingdom developed a left-wing politicisation. This study investigates whether under these conditions mainline Protestantism is still compatible with Conservatism. For this purpose, it compares the understandings of religion and the Church hold by three Conservative and Protestant authors: Hermann Lubbe, Richard Neuhaus and Michael Oakeshott. The result shows three varieties: immanentisation and policitisation of Protestantism for Lubbe; immanentisation of Protestantism by liberal theology without its...