New Delhi, March 23: The Indian Army and the Indian Air force conducted a multi-domain air-land exercise ‘Vayu Prahar’ in the eastern theatre to validate plans to execute synergised operations, sources said on Thursday. The sources said that the exercise was held in the second week of March. The scope of the joint exercise included rapid mobilisation of an earmarked rapid reaction force from the hinterland to undertake air-landed operations at a nominated advance landing ground. The air-landed force further executed contingency tasks according to a realistic exercise scenario in challenging high-altitude terrain conditions. The exercise validated and refined procedures quintessential for synergised joint operations. It was a 96-hour exercise. (PTI)