Answer: US forced the opening of Japan by signing the treaty of Kanagawa, a factor that influenced the acceleration of the disintegration of the feudal system.
Japan only opened its economy to the west after a long Meiji dynasty, in which it took measures for the industrialization and modernization of the country, such as the creation of infrastructure, such as railroads and ports, and the installation of production goods.
 
        
             
        
        
        
Answer:
Option: C. Radicals
Explanation:
The former Confederates had to swear an oath of allegiance after the Civil War. It promoted by Radical Republicans to prevent the political activity of Confederate veterans and supporters in the South. A confederate person had to swear to support and defend the Constitution of the United States. 
 
        
             
        
        
        
Answer:
To achieve general and complete nuclear disarmament.
Explanation:
 The goal of the Treaty on the Non-Proliferation of Nuclear Weapons (NPT), is to achieve general and complete nuclear disarmament, prevent the spread of making weapons, and to promotes the use of nuclear technology for the purpose of human and societal advancement.
 Having signed the Treaty which became effective in 1970, by two groups the Nuclear weapons States and Non-Nuclear Weapons States. The two groups both seek to achieve complete disarmament from the Nuclear Weapons States, and stopping the Non-Nuclear Weapons States from pursuing the idea of making nuclear weapons.
 
        
             
        
        
        
<span>The correct answer is A. James Madison. The papers were written by three men, James Madison, John Jay, and Alexander Hamilton. Only James Madison became the president while Alexander Hamilton became something like the first Secretary of Treasure, only in older times when the function was a bit different than what it is now.</span>
        
             
        
        
        
A pandemic<span> is an </span>epidemic (<span>An </span>epidemic<span> is a disease that spreads rapidly among many people in a community at the same time.)</span><span> of </span>infectious disease<span> that has spread through human populations across a large region; for instance multiple </span>continents, or even worldwide.