At what extent can you say Africa had already created a web of economic and social networks before the influx of the Europeans from the 15th Century?

Which of these were effects of mass production techniques used during 1920s

What are the major problems with a command economy?

How did roman assemblies contribute to the democratic principle of checks and balances? assemblies checked the qualifications of judges. assemblies appointed dictators in times of crisis. assemblies provided a balance of power. assemblies ran the courts. i'll mark brainliest