🛰️ 1. NASA–ISRO First Joint Satellite Mission “NISAR” Launched by GSLV F16

• Launch Vehicle: GSLV F16 (Geosynchronous Satellite Launch Vehicle)
• Mission: NISAR (NASA-ISRO Synthetic Aperture Radar) — world's first dual-frequency radar imaging satellite.
• Objective: To monitor Earth’s ecosystems, ice mass, sea-level rise, natural disasters like earthquakes, tsunamis, and volcanoes.
• Significance:
• Strengthens India–US space cooperation.
• Enhances disaster management and climate research capabilities globally.
• ISRO provided the S-band radar; NASA contributed the L-band radar and launch support.
• Orbit Type: Sun-synchronous polar orbit.

🚀 2. DRDO Successfully Test Fires 'Pralay' Ballistic Missile

• Test Location: Odisha Coast
• Type: Surface-to-Surface Short-Range Ballistic Missile (SRBM)
• Range: 150–500 km
• Features:
• High accuracy and maneuverability.
• Designed for quick deployment and fast launch readiness.
• Significance:
• Boosts India's tactical strike capability.
• Complements India's deterrence strategy with conventional warhead options.
• Indigenous development under ‘Make in India’ by DRDO.

🐅 3. World Tiger Conservation Day 2025 Observed on July 29

• Theme: "Securing the Future of Tigers with Indigenous People"
• Purpose:
• To raise global awareness about tiger conservation.
• Recognize the role of tribal and indigenous communities in forest and wildlife preservation.
• India's Contribution:
• Hosts over 70% of the world’s wild tiger population.
• Key tiger reserves: Jim Corbett, Bandhavgarh, Sundarbans, Periyar, Kanha.
• Global Background:
• Initiated in 2010 during the Saint Petersburg Tiger Summit.

🛡️ 4. National Crisis Management Authority Gets Statutory Status

• New Provision: Under the amended Disaster Management Act, 2025
• Status: Elevated to a statutory authority, ensuring legal backing for faster disaster response.
• Functions:
• Coordinates national-level emergency responses.
• Integrates efforts of NDMA, NDRF, and state disaster relief mechanisms.
• Why It Matters:
• Faster resource mobilization.
• Improved coordination between defense, paramilitary, health, and civil agencies.
• Strengthens India's disaster preparedness in the face of increasing climate-related calamities.

🏑 5. Tamil Nadu Hosts 15th Hockey India Congress

• Venue: Chennai, Tamil Nadu
• Event: Annual General Meeting of Hockey India, the apex body of Indian field hockey.
• Purpose:
• Policy discussions for grassroots and elite hockey development.
• Reviewing India's Olympic preparedness and domestic league structures.
• Context:
• India’s recent performance surge in hockey (Tokyo 2020 Bronze, CWG medals).
• Tamil Nadu has historic ties to Indian hockey with prominent players like Vasudevan Baskaran (1980 Olympic Gold-winning captain).

🚁 6. Exercise Drone Prahar Conducted in Arunachal Pradesh

• Conducted By: Indian Army and specialized drone warfare units.
• Location: Eastern Command region, Arunachal Pradesh, near the LAC (Line of Actual Control) with China.
• Objective:
• Test operational readiness against aerial threats.
• Practice drone-based surveillance, strikes, and counter-drone measures.
• Context:
• Rising drone use in modern warfare (Ukraine–Russia conflict as precedent).
• Reinforces India’s preparedness in high-altitude and border scenarios.
• Technologies Used:
• Loitering munitions, anti-drone jammers, quadcopters for ISR (Intelligence, Surveillance & Reconnaissance).