Prime Minister Narendra Modi, among other things, will also be activating Asia's largest 'general purpose' optical telescope installed in 'Devsthal', 60 km from Nainital through 'Remote Technical Activation' while on a visit to Belgium tomorrow. <br/><br/>A senior official of Indian Embassy to Belgium said that along with Prime Minister of Belgium Mr Charles Michel, Prime Minister Narendra Modi will push the button to activate the India-Belgium ARIES (Aryabhatta Research Institute for Observational Sciences) Telescope. <br/> <br/>European Union officials say Mr. Modi's decision to attend the EU-India Summit amid heightened security concerns in the region, is a welcome sign that both sides are keen to re-establish a relationship that has been languishing in recent years.? ?European officials hope the closed-door summit will yield a joint statement and an agenda that will serve as a roadmap for EU-India cooperation in what is referred to as Action 2020. This includes concrete priority actions for the strategic partnership between the two sides over the next five years. Declarations on a water partnership and an energy and climate partnership are also expected to be announced. Meanwhile, in the backdrop of recent terror attacks, impeccable security arrangements have been made ?during Mr. Modi's visit to Brussels, the capital of Belgium and HQ of European Union and NATO?.