India, Sept. 23 -- Prime Minister (PM) Narendra Modi's visit to the United States (US) marks the intersection of multiple strands of Indian foreign policy. The visit has a bilateral component, with the first in-person conversation between PM Modi and President Joe Biden. It has a plurilateral component, with the first in-person summit of the Quad leaders. And it has a multilateral component, as PM Modi moves to New York to address the United Nations (UN) General Assembly. In all forms of engagement, India confronts both an opportunity and a challenge....