 Complete the following phrase:  On the 1st of June 1984, Operation Blue Star was launched to remove him and the armed militants from the Golden Temple complex. On 6 June, on Guru Arjan Dev jis Martyrdom Day, Bhindranwale was killed by the Indian military in the operation. The operation carried out in the Gurudwara caused outrage among the Sikhs and increased the support for Khalistan Movement. Four months after the operation, on 31 October 1984, Prime Minister of India, Indira Gandhi was 