How were the achievements of kwame Nkrumah similar to those of Nelson Mandela

Who were some of the first people to use prostheses?

The venn diagram below shows some services provided by state and local governments. the answer choices are (1) - creating a police force, (2) - regulating taxicabs, (3) - regulating savings banks, (4) - issuing driver licenses.

How did people in the 14th century understand black death