National Highway-1 (NH-1) is one of the longest national highways in India. It stretches from Delhi to Amritsar and is considered a lifeline for the northern part of the country. Let's explore the significance and major cities connected by NH-1.

1. Introduction to NH-1:
NH-1 is a part of the Golden Quadrilateral project, which aims to connect the four major metropolitan cities of Delhi, Mumbai, Chennai, and Kolkata through a network of highways. It is also known as Grand Trunk Road and is one of the oldest and most important roads in India, with a historical significance dating back to the Mauryan period.

2. Delhi to Amritsar:
The major cities connected by NH-1 include Delhi and Amritsar. Delhi, the capital city of India, is a major hub for commerce, education, and tourism. It is also well-known for its historical monuments such as the Red Fort, Qutub Minar, and India Gate. Amritsar, on the other hand, is a significant religious and cultural center for Sikhs. The Golden Temple, Jallianwala Bagh, and Wagah Border are some of the popular attractions in Amritsar.

3. Importance of NH-1:
NH-1 plays a crucial role in connecting various states and regions in northern India. It facilitates the transportation of goods, services, and people between Delhi and Amritsar, boosting economic activities in the region. It also serves as a major route for pilgrimage and tourism, as it provides access to several religious and historical sites.

4. Other Cities Connected:
While NH-1 primarily connects Delhi and Amritsar, it also passes through several other cities and towns, including:

- Sonipat: A city in Haryana known for its industrial and educational institutions.
- Panipat: Famous for its historical significance and textile industry.
- Karnal: Known for its agricultural and dairy production.
- Kurukshetra: A place of religious importance due to its association with the epic Mahabharata.
- Ludhiana: An industrial hub in Punjab known for its textile and manufacturing industries.

5. Conclusion:
In conclusion, NH-1 connects Delhi and Amritsar, serving as a vital link for transportation, tourism, and economic development in northern India. It not only connects these two major cities but also passes through various other important towns and cities, contributing to the overall growth and connectivity of the region.