State+of+being+prepared
131Czechoslovak history — Introduction history of the region comprising the historical lands of Bohemia, Moravia, and Slovakia from prehistoric times through their federation, under the name Czechoslovakia, during 1918–92. With the dissolution of the Czechoslovak… …
132Influenza pandemic — Note: For information about the content, tone and sourcing of this article, please see the tags at the bottom of this page. An influenza pandemic is an epidemic of an influenza virus that spreads on a worldwide scale and infects a large… …
