Que etapa de la historia termina con el antiguo régimen?​

How did the completion of the transcontinental railroad change the lives of american citizens? a-it increased the wealth of all americans and enabled them to travel more.b-it made cross-country travel too expensive for ordinary americans.c-it decreased the safety of americans who moved to settle the plains.d-it shortened travel time between the east and west for all americans.

Lincoln fought to prevent secession from the united states of america. true or false?

What african nation accused the government of south africa of support in terrorist attempts to overthrow its government in the 1980sa. defeat the germans in world war iib. european economic recovery after world war iic. german disarmament before world war iid. end of imperialism in africa after world war ii