Dendrochronology is a method of dating based on the analysis of patterns of tree rings(also known as growth rings) hope this help!!! :)
Hydrogen, Lithium, Sodium, Potassium, Rubidium, Caesium, Francium
He served as the General Secretary of the Central Committee of the Communist Party of the Soviet Union from 1922 until his death in 1953. In the years following the death of Vladimir Lenin, he rose to become dictator of the Soviet Union, using a combination of manipulation and terror to destroy his opposition.
The correct answer to this open question is the following.
The issues that encouraged membership in the Communist Party were poverty and racial discrimination, two of the most critical problems that affected the United States at the time.
When the Socialist Party of America ended in 1919, Communist people in the United States created the Communist Party on May 1, 1919, and permanently collaborated with the American Farmers organizations and many labor unions in the country. The platform of the Communist Party supported the end of racism in the United States and favored policies that helped the poor.
<h2 /><h2>

</h2><h2>Country to end the apartheid.</h2>

<h2>South Africa was the only one Country to end the Apartheid. </h2>
<h2>Hope it helps you</h2>