`The correct answer is: Pakistan` 🌴 `EXPLANATION:`🌴 > *Kashmir Solidarity Day is observed every year on 5th February to express support for the people of Jammu and Kashmir ✊🏴. Pakistan 🇵🇰 stands with Kashmiris in their struggle for self-determination and highlights their plight on this day 🕊️.* ```Pakistan is the only country that officially observes Kashmir Solidarity Day with a public holiday 🏛️⛔. Since 1990, this day has been marked by rallies 🚶‍♂️📣, human chains 🤝, speeches 🎤, and diplomatic efforts 🏛️ to highlight the issue globally. Government officials, students, and activists participate in seminars, special prayers, and media campaigns 📺📻, all aiming to bring attention to the alleged human rights violations in Indian-administered Kashmir 🚨⚖️. The national flag 🇵🇰 and the Kashmiri flag 🏴 are raised together in various cities, emphasizing unity and support 🫂. Even social media platforms flood with hashtags like #kashmirsolidarityday 🏴 #freekashmir 🕊️, keeping the discussion alive across the world 🌎💻.```