of individual social identification. Attitudes toward the most important political issue, relations with Russia, differed strongly between Lviv, identifying more with Ukrainian nationalism and the Ukrainian Greek Catholic Church, and Donetsk, predominantly Russian orientated and favourable to the Soviet era, while in central and southern Ukraine, as well as Kyiv, such divisions were less important and there was less antipathy toward people from other regions (a poll by the Research & Branding Group held March 2010 showed that the attitude of the citizens of Donetsk to the citizens of Lviv was 79% positive and that the attitude of the citizens of Lviv to the citizens of Donetsk was 88% positive). However, all were united by an overarching Ukrainian identity based on shared economic difficulties, showing that other attitudes are determined more by culture and politics than by demographic differences. Surveys of regional identities in Ukraine have shown that the feeling of belonging to a "Soviet identity" is strongest in the Donbas (about 40%) and the Crimea (about 30%). During elections voters of Western and Central Ukrainian oblasts (provinces) vote mostly for parties (Our Ukraine, Batkivshchyna) and presidential candidates (Viktor Yuschenko, Yulia Tymoshenko) with a pro-Western and state reform platform, while voters in Southern and Eastern oblasts vote for parties (CPU, Party of Regions) and presidential candidates (Viktor Yanukovych) with a pro-Russian and status quo platform. However, this geographical division is decreasing. Culture Ukrainian customs are heavily influenced by Orthodox Christianity, the dominant religion in the country. Gender roles also tend to be more traditional, and grandparents play a greater role in bringing up children, than in the West. The culture of Ukraine has also been influenced by its eastern and western neighbours, reflected in its architecture, music and art. The Communist era had quite a strong effect on the art and writing of Ukraine. In 1932, Stalin made socialist realism state policy in the Soviet Union when he promulgated the decree "On the Reconstruction of Literary and Art Organisations". This greatly stifled creativity. During the 1980s glasnost (openness) was introduced and Soviet artists and writers again became free to express themselves as they wanted. , UNESCO inscribed seven properties in Ukraine on the World Heritage List. Ukraine is also known for its decorative and folk traditions such as Petrykivka painting, Kosiv ceramics, and Cossack songs. The tradition of the Easter egg, known as pysanky, has long roots in Ukraine. These