Throughout history, food has consistently been intertwined by marking major moments and events and in Russia, Napoleon cake is exactly that. Related: These Foods Were Popular During The Great Depression And Are Slowly Coming Back In Ireland, the potato gained its fame due to the rate at which it grew and when the famine struck, it devastated the economy to the point where people were forced out of their homelands due to a lack of food. For example, many of America's casseroles, which were overwhelmingly popular during the mid-century of the 1900s, are still staples to this day but came from a time when frugality and ingenuity were necessary. It's not all that uncommon for countries to have dishes that were dedicated to or represented a certain time period in their history.