Romans developed, which allowed engineers to build complex structures and roads. romans supplied water to their cities by building. Roman engineers invented the world’s first .

Who were the first humans to inhabit the americas?

What did the brown board of education decision do? o a it established 'separate but equal" segregation o b. it supported cultural segregation in the classroom o c. it banned racial discrimination everywhere. o d. it ruled that segregation in schools is unconstitutional

Who were the people that migrated south into india and indus valley