Serbian and Croatian hostility in the Balkans was aggravated by massacres of civilians during the second world war. As these examples show, a history of enmity between two groups can reinforce prejudice.
या उदाहरणांवरून दिसून येते त्याप्रमाणे, दोन गटांत जुने वैमनस्य असल्यास भेदभावांना अधिकच पुष्टी मिळते.