It is a well known fact that Sikhs were very loyal the British and helped them crush the first mutiny of 1857. By the year 1920, Sikhs formed about 20% of the imperial army. Read the following article (you will find many such in a good library):
https://www.google.com/url?sa=t&source=web&rct=j&url=https://www.history.org.uk/files/download/17473/1464784794/Lesson_1_Resource_F.docx%23:~:text%3DThose%20Sikhs%20who%20were%20loyal,Sepoy%20Uprising%20(Indian%20Mutiny).%26text%3DThe%20British%20now%20saw%20Sikhs,had%20rebelled%20against%20their%20rule.&ved=2ahUKEwihrsut5I72AhXnJzQIHfU8AJ0QFnoECAQQBg&usg=AOvVaw225MweutlPFf8zfGxK-8SF
