Answer:
abacus
Explanation:
Focus On. There is a long history detailing the invention of computing and calculating machines. The earliest recorded calculating device is the abacus. Used as a simple computing device for performing arithmetic, the abacus most likely appeared first in Babylonia (now Iraq) over 5000 years ago.
At the insistence of the powerful Russian Orthodox Church, the Kremlin is trying to determine if the remains of Czar Nicholas and his family are who there are said to be – despite little doubt among historians
<span>Alexander Palmer justified the Palmer Raids of 1919 and 1920 when Palmer warned of an imminent communist takeover.
A raid done on the Union of Russian Workers headquarters on November 25, 1919 uncovered a bombed factory hidden behind a false wall. This discovery lend credence to the threat of communist takeover.
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Answer:
They used guns to conquer a large area on three continents.
Explanation:
The Ottomans were one of the many empires that form the "Gunpowder Empires", flourishing during the 16th to 18th centuries. The term "gunpowder empire" refers to the kingdoms or empires that were formed by outside rulers who come together uniting their conquered lands.
One reason why the Ottoman Turks were considered a <em>"Gunpowder empire"</em> was because of their use of guns in conquering lands. These conquered lands include large areas covering three continents, Asia, Africa, and Europe.
Thus, the correct answer is the first option.
