The native language of Germans is German, a West Germanic language, related to and classified alongside English and Dutch, and sharing many similarities with the North Germanic and Scandinavian languages. Spoken by approximately 100 million native speakers, German is one of the world's major languages and the most widely spoken first language in the European Union. German has been replaced by English as the dominant language of science-related Nobel Prize laureates during the second half of the 20th century. It was a lingua franca in the Holy Roman Empire.
What was English the dominant language of before the 20th century?