Gasoline and diesel have never been as expensive in Germany as they were this April. According to the website Clever Tanken, diesel prices rose above €2.43 (about $2.80) per liter on average across Germany's 100 largest cities, while Super E10 (unleaded gasoline with up to 10% ethanol) cost more than €2.18. Even during the oil crisis of the 1970s, fuel prices in Germany — adjusted for purchasing power — remained well below €2.  In the context of the US-Israeli war on Iran, this is hardly a surprise. According to the International Energy Agency, the current war in the Middle East has triggered a far greater supply shock to the global fuel supply than the oil embargo imposed by Arab OPEC  members in the 1970s. Back then, supply disruptions only affected countries that had aided Israel in the 1973 Yom Kippur War. Today, rising global market prices for oil and liquefied natural gas affect virtually all countries, but to varying degrees.…