It is difficult to say definitively which country has been invaded the most, as there is no single source that tracks all invasions throughout history. However, there are a few countries that are often cited as being among the most invaded.

One contender is India. India has a long and rich history, and it has been invaded by a wide variety of peoples over the centuries. The first recorded invasion of India was by the Aryans in the 2nd millennium BCE. Since then, India has been invaded by the Persians, Greeks, Arabs, Turks, Mughals, British, and many others.

Another country that is often cited as being among the most invaded is China. China has a similar history to India, and it has been invaded by many of the same peoples. The first recorded invasion of China was by the Xiongnu in the 3rd century BCE. Since then, China has been invaded by the Mongols, Manchus, Japanese, and British.

Russia is another country that has been invaded a number of times. The first recorded invasion of Russia was by the Mongols in the 13th century. Since then, Russia has been invaded by the Swedes, Poles, French, Germans, and Japanese.

It is also worth noting that some countries have been invaded more recently than others. For example, Iraq has been invaded twice in the past 30 years, by the United States in 1991 and 2003.

Ultimately, it is difficult to say definitively which country has been invaded the most. However, India, China, and Russia are all contenders for the title.

In addition to these three countries, there are a number of other countries that have been invaded a significant number of times. These include Poland, Greece, Turkey, Persia, and Egypt.

The reasons why countries are invaded vary. Sometimes, invasions are motivated by conquest or territorial expansion. Other times, invasions are motivated by religious or ideological differences. In some cases, invasions are simply a result of political instability or economic hardship.

Whatever the reason, invasions can have a devastating impact on the countries that are invaded. They can lead to death, destruction, and displacement. They can also disrupt economies and societies for generations.