Those in New Delhi who worried that Prime Minister Narendra Modi might be provoking China by drawing too close to US President Barack Obama last month have reasons to be reassured this week as External Affairs Minister Sushma Swaraj concludes a very successful visit to Beijing. On her first trip to Beijing as India’s top diplomat, Swaraj signalled India’s determination to intensify the engagement with China on a pragmatic basis, writes C. Raja Mohan