¿Cuáles fueron algunas de las diferencias entre los diversos grupos de nativos americanos

Sam and ben have discovered some strange animals living in the woods behind their house. ben is excited because he believes they are marsupials, an animal he's never observed in the wild before. his brother is sure it is not. what feature should the boys consider in deciding whether the animals are marsupials?

Why was frederick douglass encouraged by the dred scott decision?

Which of the following is one way the goverment of russia is considered more limited than the goverment of the soviet union