He made those who opposed him slaves
If you allow credit, most people would not payback money. Forgetting credit is the similar to loan, many people spent their loaned money unwisely.
http://www.polytechpanthers.com/ourpages/auto/2012/1/24/45532409/ItalyandGermanyafterWWI.pdf
Answer:
They had well dispersed armies, conquers already weak empires, and had some persecuted people convert to Islamic religion. ... Vigorous religious and political opposition. Rebel groups (AKA Abbasids) overthrow them in 750.
Explanation:
Since you provide no options, i assuming it would be : National spending
It's a total calculation of the amount of goods/services that being consumed by a nation within a specific period (usually calculated every year)
hope this helps
