1-explicaion breve de la edad media 2-cual es el objetivo del análisis histórico? ejemplos

(lo tube que volver a escribir pero en la parte de historia xd)

When and why did the united states enter world war 2

When was the us construction written

Which of these actions were taken by the us government to get ready for war? check all that apply. using a draft to build armed forces planting victory gardens for food and to boost morale promoting conservation of key products trying to get people to buy liberty bonds taking new jobs to meet demands promoting patriotism