What is special today? Here're some key observations & historical highlights for 1st June 2026. 👇 1. World Milk Day. 🥛 2. Global Day of Parents. 🧑‍🧑‍🧒‍🧒 3. Launch of Operation Blue Star. 🇮🇳 4. Inaugural run of the Deccan Queen train. 🚝 #Milk day.