Answer:
The development of devastating new weapons technologies
Explanation:
This is sorta the process of elimination use this answer at your own risk
The correct answer is educate their sons
The Patriot victory at Saratoga<span> is often seen as the </span>turning point in the war<span>. Not only did it renew the morale of the American public, but it convinced potential foreign partners, such as France, that American could win the </span>war<span>, and that it might be in their best interests to send aid.</span>
China was itself an established empire and could not be conquered the same way as they did Africa and India.
What you are saying is basically equal to saying why not land in England (during that period) and turn everyone into slaves.
Since that is impossible, establishing spheres of influence allows major powers to break China from the inside.
The major powers of europe, Japan, and America ganging up on china during those days is the main reason behind China's firm foreign policy today.
To finish the Louisiana Purchase, Jefferson needed to set aside the principles that he upheld. This is because the transaction that he was about to deal with were not states in the constitution. If he waited for amendments, the deal would have failed. However, he received full support from the Americans, and he went through with the purchase deal.
He therefore needed to take quick action since he realized that Spain had also signed a secret treaty to cede with France. This is the reason why the French government threatened America.