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In some cases, these views are almost universally held: Nine-in-ten Russians, for instance, oppose legal same-sex marriage, while similarly lopsided majorities in Denmark, the Netherlands and Sweden favor allowing gay and lesbian couples to marry legally.
The East-West gap is large even among young people: Central and Eastern Europeans ages 18 to 34 are far more likely than their counterparts in Western Europe to oppose same-sex unions.
East-West differences are evident on numerous other issues, too, including measures of religious observance and attitudes toward minorities.
source: PEW Research