It is true that the Greek War of Independence mobilised nationalist feelings among the educated elite across Europe.The nationalists in Greece got support and inspiration from many West Europeans who respected and had sympathy for the ancient Greek culture.
The poets and artists mobilised public opinion to support this struggle for independence against the Muslim Ottoman Empire. They felt Greece to be a cradle of foundation for the Europeans which needed to be survived.
The Europeans always considered Greece as a part of Europe occupied by the Ottoman Turks which needed freedom.