Explanation

• The Strait of Hormuz is a narrow waterway
•  The countries located on the opposite side to Iran (the southern side) are:
• Oman: Specifically, the Musandam Governorate (an exclave).
• United Arab Emirates (UAE): A portion of the southwest peninsula.
• Link the Persian Gulf to the Gulf of Oman and the Arabian Sea.
• 33 km wide at its narrowest point.

Additional information:

• The Strait of Bosporus connects the Black Sea with the Sea of Marmara
• Start of Gibraltar connects the Atlantic Ocean to the Mediterranean Sea

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Last updated by NS on 01 MAY 2026

Explanation

• The McMahon Line is the boundary line between China and India in the eastern Himalayas.
• It was proposed in 1914 during the Shimla Convention between British India and Tibet.
• China does not officially recognize this border.
• The line mainly separates India’s Arunachal Pradesh from Tibet (China).

Additional information:

• Durand Line (1893) – Pakistan ↔ Afghanistan
• Radcliffe Line (1947) – India ↔ Pakistan
• Line of Control (LOC) – India ↔ Pakistan (Kashmir ceasefire line)
• 38th Parallel – North Korea ↔ South Korea

Last verified on 11-03-2026

Explanation

India and Bangladesh historically had the most complex border, with dozens of enclaves and counter-enclaves.

Many of these were resolved after the 2015 Land Boundary Agreement, simplifying the border.

Explanation

Portugal is located on the western edge of the Iberian Peninsula.

It shares its only land border with Spain.

Explanation

The "38th Parallel" is the boundary line between North Korea and South Korea.

It was established at the end of World War II.

It also became the demarcation line during the Korean War.

It is a circle of latitude 38 degrees north of the equator.

Explanation

The 20th parallel north forms part of the border between Libya and Sudan. 

Explanation

The 22nd parallel north forms a major portion of the border between Egypt and Sudan.

The boundary was first established along this parallel by British colonial authorities in 1899. 

Explanation

Bangladesh, Bhutan, India, Pakistan, Nepal, and Sri Lanka are Countries of South Asia

Bangladesh is bordered by the Indian states of West Bengal to the west and north

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Pakistan shares its border with four countries

Pakistan borders India 2100 KM long in the east,

 Afghanistan border is 2,611 KM long in the west (northwest)

Iran border is 909 KM long also in the west

China 599 KM long border situated in the northeast.

  The beach of the Arabian Sea 1058KM forms its southern border.

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Explanation

Explanation

The 17th parallel line was the provisional demarcation line between North & South Vietnam.

It was established after the Geneva Accords in 1954 to separate the communist North and the anti-communist South.