Lachung was recently in news due to road blockages caused by heavy rainfall and landslides. It is located in:

The correct answer is Sikkim. Key Points Lachung is a picturesque mountain village located in the North Sikkim district of the Indian state of Sikkim. Lachung is situated at an elevation of about 9,600 feet (2,900 meters) above sea level. The village is known for its beautiful landscapes, including the Lachung River, which flows through it. Lachung is a popular tourist destination, especially for those visiting the Yumthang Valley and the Lachen region. Additional Information Arunachal Pradesh: Itanagar is the capital of Arunachal Pradesh. The state is known for its rich biodiversity and is home to several indigenous tribes. Assam: Dispur is the capital of Assam. Assam is renowned for its Assam tea, Assam silk, and the Kaziranga National Park, which is a UNESCO World Heritage Site. West Bengal: Kolkata (formerly Calcutta) is the capital of West Bengal. The state is known for its contributions to art, literature, and cinema. It is also famous for the Sundarbans mangrove forest.