<span>B.his centralization of the first unified empire in India </span>
He was the first U.S president to ever establish a relationship with China
<span>The main Causes of the 1848 revolution are as follows: 1)Socialism: Socialism</span>
A.
Because the domino theory says<span> if one country in a region came under the influence of communism, then the surrounding countries would follow in a </span>domino<span> effect.</span>