Why did lawren harris paint sentinels?

Lawren Harris painted "Sentinels" to capture the majesty and spirituality of the Canadian landscape, reflecting his deep connection to nature. As a member of the Group of Seven, he sought to express the emotional power of the wilderness through bold colors and simplified forms. The painting symbolizes both the physical and spiritual presence of the mountains, representing a sense of permanence and guardianship over the land. Harris aimed to evoke a feeling of tranquility and reverence for nature in his work.