They were shocked because the Mexican Military had more weapons than them and had more forces too.
This thoery says that history has an impact on the personas developed by futher generations.
<u>Explanation:</u>
According to the theory given by Stauss and Howe, historical events have an effect and impact on the recurring generational personas from one generation to the other.
Each persona of a new generation unleashes and develops a new era which might go on for the next 20 to 25 years. In this new era, new political. economical climate will exist in the society.
The "Big Three" countries were the United States, Great Britain and Russia. They were called this because they were by far the most important allied players during the war, with Russia and Britain taking on most of the casualties.
I think that this is right 1 &2
I hope that this helps and is true sorry if it isn't:(