Nothing ! The English system was in place long before America 'hi-jacked' it !
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The answers are:Metric system and English system
US system, or imperial system.
The United States customary system (also called American system or, sometimes, "English units") is the most commonly used system of measurement in the United States.
Given that only Liberia and Burma officially share the US measurement system, it can hardly be described as universal!
The united states used the customary system when the british brought here before the revoluitionary war. only the us, UK, myanmar, and Liberia still use the systems of measurement.