United States is contemplating to have a potential missile defence cooperation with India as part of its effort to deepen the bilateral strategic partnership. <br />''<br />''The Pentagon's announcement in the 81-page 'Missile Defense Review' report released by President Donald Trump gains significance in view of India placing a 5 billion US Dollar order to purchase S-400 air defence system from Russia, for which the US has publicly expressed its displeasure. <br />''<br />''The Pentagon has said  that New Delhi is a key element  in America's Indo-Pacific strategy. Noting that the threats posed by offensive missile capabilities are no longer limited to a few regions around the world, the Pentagon in its report said there were now a number of States in South Asia that are developing an advanced and diverse range of ballistic and cruise missile capabilities. <br />''<br />''<span style="color: #222222;">The report, which identifies missile development projects by Russia and China as major threats to the US, did not give any further details about its potential missile defence cooperation with India.</span>