Cardiac Effects. 1  Decrease contractility. 2  Decrease relaxation rate. 3  Decrease heart rate. 4  Decrease conduction velocity.
Video: The Reunification of East and West Germany in 1990. In this lesson we explore the unique history of East and West Germany after Germany's defeat in WWII and the conditions surrounding its eventual reunification in 1990.
The short answer is 1871, the date of the first German unification. The area known as Germany has been around since the Roman Empire. It has existed in many forms since then.