Rajnath Singh will visit Russia for 2 days, starting Sunday, to strengthen defence ties. The visit includes co-chairing the 21st India-Russia Inter-Governmental Commission meeting and addressing delays in S-400 missile deliveries. Rajnath will also attend the commissioning of INS Tushil, a new Indian Navy frigate, and pay tribute to Soviet soldiers. He is accompanied by Admiral Dinesh K Tripathi.