Global security issues refer to challenges that threaten the safety and stability of nations and regions around the world. These issues can include terrorism, cybersecurity threats, and nuclear proliferation, which can lead to conflicts and instability. Countries often work together through organizations like the United Nations to address these challenges and promote peace. Another significant aspect of global security is the impact of climate change, which can lead to resource scarcity and displacement of populations. This can create tensions between nations as they compete for resources like water and arable land. Addressing these issues requires international cooperation and comprehensive strategies to ensure a secure future for all.