refers specifically to manmade items, such as airports, buildings, vehicles, and power lines, that aid production.

The answer to that would be prussia which would later be germany

In financial aspects, a depression is a sustained, long haul downturn in monetary movement in one or more economies. it is a more extreme monetary downturn than a recession, which is a slowdown in financial action through the span of a typical business cycle. a depression is an irregular and extreme type of recession. so depression is always followed by recession but it is not correct to state that a depression always follow a recession.