It is not believed that there is real Islamic threat on the US. There is tendency to believe that it is just a political term introduced and amplified by Western Media and by the political Westerners to implement a political and military agenda against Islamic countries and against Muslims in Western countries. Refer to the related question below for more information on Islam and terrorism.
Saudi Arabia , Iran
as far as an Islamic economic system is concerned there is an Islamic economic system in Saudi Arabia where you connot find even a person for zakat.then There is Iran also.An Islamic economic system means means every one's prosperity.
Religion; Law
i believe Afghanistan's government is an Islamic Republic.
in which parts of the world are there no islamic countries?
The is no single definition to these terms. Usually, Republic means that the country is not a kingdom. Islamic generally means that Islam takes an important part in the ruling of the country. The term "People" mostly refer to countries with socialism or communism as political system.
By forming Islamic armies, conquering non-Islamic countries, and making them into Islamic countries. Simple.
in which parts of the world are there no islamic countries?
If you mean, where Islam is not practised in toto, in letter and spirit, then most of the Islamic countries are not following Islam.
The political system of a country determines how leaders are chosen, laws are made, and power is distributed among government institutions.
A theocratic Islamic state is a form of government where religious leaders hold significant political power and enforce laws based on Islamic principles and teachings. This system combines religious authority with political authority, shaping governance, law, and societal norms according to specific interpretations of Islamic faith.