What event triggered world war ii?
a. germany's annexation of austria
b. germany's invasion of poland
c. germany's occupation of the sudetenland
d. germany's invasion of france

The answer is: b. Germany's invasion of Poland

At that time, the invasion was seen as a very aggressive move that shows Hitler's intention to take over Europe (the countries in western Europe believe that it's only a matter of time before Hitler turned his attention to their countries) . Poland asked for support from France and Great Britain which officially marked the alliance's entry into the world war II,

answer placeholder because the system is messed up

the first forms of writing came from them in the form of pictographs around 3100 bc.