YOU SAID:
I defend the people of this world
INTO JAPANESE
私はこの世界の人々を守ります
BACK INTO ENGLISH
I will protect the people of this world
INTO JAPANESE
この世界の人々を守ります
BACK INTO ENGLISH
protect the people of this world
INTO JAPANESE
この世の人々を守る
BACK INTO ENGLISH
protect the people of this world
Well done, yes, well done!