It's difficult to determine the most dangerous countries in the world, as safety can be subjective and dependent on various factors such as crime rates, terrorism, political instability, natural disasters, and more. However, based on the Global Peace Index 2021, the following five countries are considered among the least safe:

  1. Afghanistan: Afghanistan has been in a state of conflict for decades, with ongoing violence and instability, including attacks by extremist groups, suicide bombings, and armed conflict between government forces and the Taliban.

  2. Yemen: Yemen has been experiencing a civil war since 2015, which has resulted in widespread violence and humanitarian crises, including famine and disease outbreaks.

  3. Syria: The Syrian civil war has been ongoing since 2011, resulting in the displacement of millions of people, widespread violence, and human rights abuses.

  4. South Sudan: South Sudan has experienced ongoing conflict since gaining independence in 2011, with violence, ethnic tensions, and humanitarian crises.

  5. Iraq: Iraq has experienced ongoing violence and instability since the US-led invasion in 2003, including sectarian violence, terrorism, and conflict with extremist groups.

It's important to note that other countries may also have high levels of violence and danger, and that safety can vary widely within a country depending on the specific location and circumstances. It's always advisable to research and exercise caution when traveling to unfamiliar places.

The United States and Russia have the largest


nuclear arsenals in the world, with an estimated 5,550 and 6,255 warheads respectively, according to the Federation of American Scientists. Other countries with nuclear weapons include China, France, the United Kingdom, India, Pakistan, Israel, and North Korea.

Biological and chemical weapons are also considered extremely dangerous, as they can be used to cause widespread harm and death. While most countries have signed the Biological and Toxin Weapons Convention (BWC) and the Chemical Weapons Convention (CWC), which prohibit the production, stockpiling, and use of these weapons, some countries are believed to have clandestine programs for their development and production.

It's important to note that possessing these weapons does not necessarily mean that a country intends to use them, and many countries have pledged to use them only as a last resort in self-defense. However, the mere possession of these weapons can increase tensions and pose a threat to global security.