 Poet Laurens Koster <unk> considers the poems included in Nyanyi Sunyi as having been written between 1933 and 1937 , while Dutch scholar of Indonesian literature A. Teeuw dates the poems to 1936 and 1937 . The time was one of great emotional turmoil for Hamzah , who was required to marry the daughter of the Sultan of Langkat , who had funded his studies in Java . At the time Amir had reportedly fallen in love with a Javanese woman while studying , and was forced to leave her . 
