[ 329 ] Geography and the World GED ® TEST SOCIAL STUDIES FLASH REVIEW _____________ • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • Use the maps to answer the following question. European boundaries changed radically after World War I. The map on the left shows the boundaries of European countries before World War I. The map on the right shows the boundaries of European countries after World War I. Based on these two maps, all of the following changes took place during World War I except: a. Poland was reestablished as an independent nation. b. Serbia became part of Yugoslavia. c. Germany increased its territory. d. Poland had no outlet to the sea.