True. Ascension was the 40th day after Jesus resurrected from the dead. After completing his God-given mission, he gave the task to his disciples to continue spreading the word to people.
When Jesus ascended the disciples went to Jerusalem and prayed for ten days as Jesus had commanded. During this event the Holy Spirit came to visit the disciples and made them speak in different tongues. This outpouring of the power of the Holy Spirit is known as the Pentecost.
A failed revolution in Germany" is not true. The revolution that was taking place in German was in fact quite good at mobilizing workers, unfortunately mostly for militarization.
