USA, with 39% share, retained its standing as the world's largest arms exporters during 2017-21. Russia (19%), France (11%), China (4.6%) and Germany (4.5%) were among the top 5 largest exporters respectively.
The Indian Railways has planned to deploy its indigenously developed Automatic Train Protection (ATP) system, 'Kavach', in a phased manner across all the networks.
EXAMIANS