Which of the below concepts most closely relates to reserved powers, delegated powers, and concurrent powers?
shared powers
the amendment process
judicial review
federalism

The answer would be federalism. Federalism is the division of powers among local, state, and national governments. Powers granted to the national government are delegated powers. Concurrent powers, or shared powers, are given to both state and national governments. And powers granted to state governments are reserved powers.

the conditions that made the byzantine empire vulnerable to attacks by the muslin turks were the sack of constantinople by western crusaders, the conquests of the sultanate of rum, presence of rival kingdoms and finally the set up of fiefdoms at the empire which were owned by the ghazis (turkish warriors).

to make world peace not vileonce with fist but words