Why did the earliest empires such as the Akkadian and Athenian have difficulties maintaining their empires A) they had trouble controlling nationalist efforts to gain sovereignty

B) there was no precedent for government structure

C)they were under threat by the expansion of the Ottoman Empire

D) there were no weapons or technologies to arm the military

b)

it created free trade throughout the colonial territories.

the answer to your question is a. the salt plains

in 1811, he led an expedition, known as the george c. sibley expedition, to improve relations with the pawnee and kansa tribes, and also to locate the rumored jefferson's salt mountain

the correct answer is ''the programs costs have risen dramatically in the recent past'' hope this !