What important roles did parthians had in the trade of the silk rode

What is it called when countries build lots of weapons to store and them in case of a war?

The primary purpose of a certificate of confidentiality is to: allow law enforcement to investigate abuse cases.protect researchers from disclosing conflicts of interest.prevent subjects from knowing the purpose of a study.protect identifiable research information from compelled disclosure.

What was governor faubus’s public stance on integration of central high school?