The Strait of Hormuz lies sandwiched between Oman and Iran.

Explanation:

Heading: Location of the Strait of Hormuz
The Strait of Hormuz is a narrow waterway located in the Middle East, connecting the Persian Gulf to the Arabian Sea. It is one of the most strategic chokepoints in the world due to its geographical location and importance for global oil trade.

Heading: Borders of the Strait of Hormuz
The Strait of Hormuz lies between two countries: Oman and Iran.

- Oman: Oman is located on the southeastern coast of the Arabian Peninsula. It shares its border with the United Arab Emirates to the northwest and Yemen to the southwest. The coastline of Oman forms the eastern border of the Strait of Hormuz.

- Iran: Iran, officially known as the Islamic Republic of Iran, is a country located in Western Asia. It shares its border with several countries, including Iraq and Afghanistan to the east. The coastline of Iran forms the western border of the Strait of Hormuz.

Heading: Significance of the Strait of Hormuz
The Strait of Hormuz is a vital waterway for international maritime trade, particularly for oil transportation. It is estimated that around 20% of the world's oil supply passes through this narrow strait, making it a critical route for oil-exporting countries in the Persian Gulf region.

Heading: Geopolitical Importance
The strategic location of the Strait of Hormuz has significant geopolitical implications. It serves as a gateway between the oil-rich Persian Gulf countries and the rest of the world. The countries in the region, including Iran and Oman, have vested interests in maintaining stability and security in the strait.

Heading: International Tensions
Given the importance of the Strait of Hormuz, it has been a source of international tensions and conflicts. There have been instances of maritime disputes, military confrontations, and threats to block or disrupt the flow of oil through the strait. These tensions often arise due to political disagreements, regional rivalries, and international disputes involving the countries in the region.

Heading: Conclusion
In conclusion, the Strait of Hormuz lies sandwiched between Oman and Iran. This narrow waterway plays a crucial role in global oil trade and has significant geopolitical importance in the Middle East region. It is essential to ensure the security and stability of the strait to maintain uninterrupted oil transportation and international maritime trade.