What is the significance of the years 1914-1918

Before world war 1 started, austria-hungry was wary of (spain or serbia) because of border disputes

Why is it important that dr. luther king jr. use non-violent protest to create social change?

Why was it decided in potsdam that certain industries in germany would be disabled? a. to deplete resources that might prevent germany from coming to power again b. so that a portion of the eastern region of poland would be fused together with the soviet union c. to allow the allies to focus their war efforts in fighting the last part of the war against japan d. to provide economic aid for iran's government since large war demands were made on them