The Pentecostal movement first emerged in the region in 1910. The Association of Resolute Christians was founded by Jan Kajfosz in the region of Těšín (Czech Silesia), Nebory and Dolní Žukov. It originated from the Silesian Evangelical Church of the Augsburg Confession, where glossolalia and other gifts of the Holy Spirit appeared among the labourers and miners.

Another focus of the Pentecostal movement was in Prague in the Free Reformed Church (Svobodná církev reformovaná), now called Brethren Church (Církev bratrská), with some influence from German…