Answer:
Aircraft - The air force became one of the most important parts of the military during World War II. Whoever had control of the air, often won the battle on the ground. Radar - Radar was a new technology developed right before the war. It used radio waves to detect enemy aircraft.
Explanation:
The first Europeans reached the Grand Canyon in September 1540. It was a group of about 13 Spanish soldiers led by García López de Cárdenas, dispatched from the army of Francisco Vásquez de Coronado on its quest to find the fabulous Seven Cities of Gold.
The end of the World War II ha d a huge effect on the Pacific Rim states. The effect was mostly positive. This can be seen in the rapid industrialization of these nations, which resulted in rapid economic growth. Instead of war, these nations became focused on developing, economically and socially. Lot of things from the Western culture were introduced and adopted in order to become more competitive, to modernize, and have the same pace of cultural development as the other strong nations.
Lot of reforms were introduced, were the societies got democracy, the human rights improved significantly, the women became equal to the men and had the same opportunities in life.
All of this things led to a very quick change in the societies of this nations. The mentality changed, the way the governments and the people in general functioned changed. The economy changed and became strong and open towards the world.
Group A describes results of the California gold rush