Pop quiz: How many cities in Johnson County begin with the letter “P”? The answer may surprise you. Of course, we all know Prairie Village, but what about Provence Village? The city, which was an independent third-class city, existed southwest of Olathe for less than a decade. In the postwar era, northeastern Johnson County was rapidly suburbanizing. As master-planned subdivisions grew into communities, many became large enough to incorporate as state-recognized cities. Third-class cities, the smallest in Kansas, had less than 2,000 residents. Between 1948 and 1951, a whopping 11 suburban developments were incorporated as new third-class cities in Johnson County. [...]