What Is Feline Infectious Peritonitis. Feline infectious peritonitis (FIP) is a viral disease that occurs worldwide in wild and domestic cats. It is caused by a type of virus called a coronavirus, which tends to attack the cells of the intestinal wall.In 1970, the coronavirus that causes FIP was isolated and characterized.eline infectious peritonitis (FIP) is a viral disease that occurs worldwide in wild and domestic cats. It is caused by a type of virus called a coronavirus, which tends to attack the cells of the intestinal wall.
The Late Tokugawa Shogunate (Japanese: å¹æ« Bakumatsu) was the period between 1853 and 1867, during which Japan ended its isolationist foreign policy called sakoku and modernized from a feudal shogunate to the Meiji government. It is at the end of the Edo period and preceded the Meiji era.
Shogun rule. The time of shogun military rule is referred to as the Japanese feudal period, which lasted from the 12th to the 19th century. This history is further divided into periods named after the reigning families of the shoguns.