Simplify the following text for a Grade 8 native English-speaking person.
Original: The Rice Riots of 1918 were a series of popular disturbances that erupted throughout Japan from July to September 1918 , which brought about the collapse of the Terauchi Masatake administration .
Simplified: The Rice Riots of 1918 were riots where many of the citizens of Japan became upset and rebelled against the government that happened between July 1918 to September 1918 . They caused the ending of the Terauchi Masatake government .