Answer:
British and French prime ministers Neville Chamberlain and Edouard Daladier sign the Munich Pact with Nazi leader Adolf Hitler. The agreement averted the outbreak of war but gave Czechoslovakia away to German conquest.
Explanation:
Production of more food--the system allowed for more food to be produced which fed the workers in an industrial economy.
The 'four-field system' rotates crops between the 4 fields no longer needing to keep one empty because one of the crops would replenish the field with nutrients while the others take nutrients away from the fields. <span />
Sumner was physically attacked by Brooks in Congress because "<span>d. Sumner challenged the Fugitive Slave Act and angered pro-slavery supporters" since he was an avid abolitionist. </span>