The Civil Rights Act of 1866 granted citizenship and the same rights enjoyed by white citizens to all male persons in the United States without distinction of race or color, or previous condition of slavery or involuntary servitude..
Acres To Square Miles Conversion. For other units of area conversion, please go to Area Conversion. Acres to square miles conversion factor is 0.0015625. To find out how many square miles in acres, multiply by the factor or simply use the converter below. 1 Acre = 0.0015625 Square Miles. Acre is an imperial, US customary systems area unit. Used commonly for measuring the land, in agriculture and forestry. The abbreviation is ac.
One acre equals 0.0015625 square miles, 4,840 square yards, 43,560 square feet or about 4,047 square metres (0.405 hectares) (see below).riginally, an acre was understood as a selion of land sized at forty perches (660 ft, or 1 furlong) long and four perches (66 ft) wide; this may have also been understood as an approximation of the amount of land a yoke of oxen could plough in one day.