why is it significant that this document begins with a declaration by the "thirteen united states" and not by the thirteen colonies?

What was the first most significant result of the peninsular war

Do humans change their physical environment to adapt or do humans adapt themselves to their physical environment?

Two gymnastics teams are intense rivals. the first team has started recruiting new gymnasts from different cities and even foreign countires in an effort to build a stronger team. after learning this, the secondteam begins its own recruitment campaign to find better gymnasts. over a period of months, each team recruits dozens of players, each time trying to find a better recruit than its rivals most recent addition. which idea from the cold war is most similar to this scenario