Answer
H. D. Kumaraswamy served as the leader of the opposition in Karnataka from 2013 to 2014. During this period, he led the Janata Dal (Secular) party against the ruling Indian National Congress government headed by Siddaramaiah. Kumaraswamy's tenure as opposition leader was marked by his vocal criticism of the government's policies and his efforts to mobilize support for his party in the run-up to the 2014 state assembly elections.