crees que siempre hubo la misma cantidad de monóxido de carbono generada por el ser humano en la tierra a través de la historia​

What new concept did the the american revolution introduce into the world

This map is depicting the 16th century route of what explorer

Which of these did the soviet union do in 1961? it built a wall through berlin to keep people from moving to the west. it used force to destroy a wall the united states had built in berlin. it convinced the british and french to merge their zones in berlin with the soviet zone. it threatened to bomb berlin if the united states did not leave within 30 days.