Why has the Icelandic language changed less than other Germanic languages?

There are a few reasons why the Icelandic language has changed less than other Germanic languages:

Geographic Isolation: Iceland's geographic location, an island far removed from the mainland of Europe, has played a crucial role in preserving its language. With limited external influences, the Icelandic language was less exposed to language changes that occurred in other parts of Europe. This isolation has allowed the language to remain relatively unchanged for centuries.

Cultural and Linguistic Pride: Icelanders have a strong cultural and linguistic pride, leading to conscious efforts to preserve their language. The Icelandic government and cultural institutions actively promote the use and teaching of Icelandic, ensuring its continued use in education, media, and everyday life.

Written Tradition: Iceland has a rich written tradition dating back to the 12th century. The early establishment of Icelandic literature, including the famous Icelandic Sagas, created a standardized form of the language that served as a reference point for future generations. This written tradition provided a solid foundation and helped maintain the language's consistency over time.

Limited Immigration and Cultural Assimilation: Iceland has experienced relatively low levels of immigration throughout its history. This has contributed to the preservation of the Icelandic language, as there were fewer external influences from immigrant groups. Additionally, assimilation of immigrants into Icelandic society was encouraged, leading to a strong sense of national identity and linguistic unity.

Official Status and Protection: The Icelandic language holds a prominent position in the country's culture and society. It is the official language of Iceland and is widely used in government, education, media, and all aspects of daily life. This official status and protection by the government have helped ensure the language's continued use and vitality.