When did muhammad begin to preach

Brainliestttme : ) what was the outcome of the munich conference? chamberlain appeased hitler by agreeing to a nazi takeover of parts of czechoslovakia. chamberlain rejected hitler's requests and refused to negotiate with him. hitler rejected chamberlain's attempts to negotiate and immediately declared war on czechoslovakia. hitler agreed with chamberlain and dropped his claims to czech lands.

Which portuguese explorer discovered brazil

Although a number of things brought about world war one there was one even that push to europe over the edge. what was that event?