What had the greatest effect on rise of Islamism and nationalism in Middle East?

The rise of Islamism and nationalism in the Middle East is a complex phenomenon that has been shaped by a variety of factors, including:

* The decline of the Ottoman Empire: The Ottoman Empire was a major Muslim power that ruled over much of the Middle East for centuries. However, the empire began to decline in the 19th century, and it was eventually defeated in World War I. The collapse of the Ottoman Empire created a power vacuum in the Middle East, which allowed for the rise of new political movements, including Islamism and nationalism.

* The discovery of oil: The discovery of oil in the Middle East in the early 20th century brought great wealth to the region. However, this wealth also led to increased foreign interference in the Middle East, as Western powers sought to control access to oil. This foreign interference fueled resentment among many Muslims, who felt that their lands were being exploited by outsiders.

* The Arab-Israeli conflict: The Arab-Israeli conflict has been a major source of instability in the Middle East for decades. The conflict has led to several wars, and it has resulted in the displacement of millions of Palestinians. The Arab-Israeli conflict has also fueled the rise of Islamism, as many Muslims see it as a struggle between Islam and the West.

* The Iranian Revolution: The Iranian Revolution of 1979 was a major turning point in the history of the Middle East. The revolution brought the Ayatollah Khomeini to power, and it established a new Islamic republic in Iran. The Iranian Revolution inspired many other Islamist movements in the Middle East, and it helped to spread the idea of an Islamic state.

The rise of Islamism and nationalism in the Middle East has had a profound impact on the region. These movements have challenged the traditional power structures in the Middle East, and they have led to increased instability and violence. The rise of Islamism and nationalism has also made it more difficult for the West to engage with the Middle East, as it has become increasingly difficult to find common ground with these movements.

It is important to note that not all Muslims in the Middle East support Islamism or nationalism. There are many Muslims who are committed to democracy and pluralism, and who reject the idea of an Islamic state. However, the rise of Islamism and nationalism has made it more difficult for these voices to be heard.