Based on my knowledge, the scramble for Africa was largely because the industrial revolution was springing up all over the world in largely European countries and they were at a point where resources were running out. Gold and other valuable metals were discovered in Africa as well as timber. The surplus of resources in Africa made it very valuable to these industrial countries so they all made a huge "scramble" to Africa. Also, the idea of merchantilism, the idea that the amount of land a country owned defined its wealth, was still very popular so these countries wanted to make a huge land grab.
Answer
The farmers original goal was to strengthen the Articles of Confederation
Their goal changed when they did away with the idea of strengthening the Articles of confederation and made the constitution
Explanation
The article of confederation was an agreement which was used to govern several states. These states used the Articles of Confederation instead of constitution or it served as a constitution.
The main goals of farmers and as to why they supported the article of confederation was to be in a position to limit the government from undermining the liberty of its people.
Their goal changed and made the constitution because they felt that it will guarantee the basic human rights.
Tanks in warfare are used as support for infantry and should be used for aiding the infantry through heavily fortified areas. The armor of the tank is the most important as it allows the crew to break through fortified positions without being harmed.
