At least 21 years old, had to farm the land for 5 years, american citizens or immigrants filing for citizenship
The Hindu-Arabic numerals were invented by mathematicians in India. Perso-Arabicmathematicians called them "Hindu numerals" (where "Hindu" meant Indian). Later they came to be called "Arabic numerals" in Europe, because they were introduced to the West by Arab merchants.
Since he was the first, he had to set a good example for the rest of the leaders. Anything he did, good or bad, would have made a difference in the future so if he made good decisions, the community would have been to a good start. And with a good start, it could progress better.
Romulus, Remus. remus was killed by jumping over a wall and breaking the law