What early civilization in the americas developed a counting system that included zero

The first civilization that created the concept of zero were the Babylonians but the Babylonians were influenced by Sumerians, the ones who created the first counting system. If anything Americans got a hold of what the counting system was like (the one that contained zero in it) and claimed it as theirs.

Explanation:

- "sack of constantinople, (april 1204). the diversion of the fourth crusade from the holy land to attack, capture, and pillage the byzantine city of constantinople divided and dissipated the efforts of the christians to maintain the war against the muslims. the fourth crusade was corrupted from its purpose early on."

- "the crusades were a series of religious wars undertaken by the latin church. the first crusade arose after a call to arms in 1095 sermons by pope urban ii. the first crusade unleashed a wave of impassioned, pious catholic fury, which was of constantinople, the capital of the christian-controlled byzantine empire."

< 3

answer; if congress didn't act on certain requests;