Aging Population Birth Rates Fertility Rates Family Planning Rural Communities Marriage Rates Impact on Education Gender Imbalance Birth Rate Refugees Youth Unemployment Birthrate Issues Outmigration Ukraine Population Slavic Population Family Support Policies Childbirth Trends Emigration Displacement Regional Disparities Urban Issues New York Census Migration Patterns Internally Displaced Persons Dénatalité Marriage Trends Birth and Death Rates Ukrainian Population Community Planning Working Age Population Migration China Economic Implications of Aging Population Military Recruitment Fertility Crisis Labor Shortages Rural Areas Labor Shortage Child Enrollment Cultural Diversity Labor Market Community Revitalization Birthrate