Although you're celebrating 200 years of independence, it certainly seems that Greek history goes back much further than many people realize
Sure...
Greece is the country where Democracy was established, 5 centuries BC...
https://en.wikipedia.org/wiki/Athenian_democracyToday, in fact, marks the beginning of the Greek War for Independence, not the end. The war for independence started in 1821, after 400 years of slavery by the Ottoman Empire.
https://greekcitytimes.com/2021/03/25/greek-independence-day-march-25/Since Corrine posted the article above regarding Greek language, I provide here a link to the famous speech of Xenophon Zolotas. Zolotas was director of the Bank of Greece when he appeared in front of an audience at an International Bank for Reconstruction and Development conference in 1959. He delivered two speeches in English using Greek words to emphasize the wealth of the Greek language and the fact that countless Greek words enrich English.
https://greekreporter.com/2018/02/09/speaking-english-using-greek-flashback-to-zolotas-historic-speech/You will find it interesting. Actually, you may speak Greek without knowing.

P.S. Even the word corona (corona virus) is Greek. Corona means crown, and it was given to this virus because its similarity to a crown.