What do we need to do when other member states are attacked? Collective defense is referred to be an official arrangement amongst nation-states to provide defense support to other states. It is differentiated not just by the geographical limitation, yet also through its foc us on the military obligations. Collective security denotes a variety of arrangements. While strictly speaking, the collective defense involves mutual commitments of other member states in the form of collective security, although geographically limited to military defense. However, collective security is regarded as the regional and international concept being represented by international institutions such as the United Nations and the League of Nations.

The aim of political security is to protect the sovereignty of our society and political system from unlawful internal and external threats. It involves both national security and homeland law enforcement. Economic security not just involves in protecting the economic capacity offered for the people, but even the degree to which our people and government are free to manipulate their financial and economic decision. Also, it entails the ability to safeguard the economic freedom and wealth of a nation from outside coercion and threats. Therefore, it comprises some economic policies, law enforcement agencies, and also international agreements on finance, trade, and commerce. Eliminating income inequality and eradicating poverty is also possible with the economic security.

The term �Global security� is developed by United Nations in order to reconcile different ideas and to elaborate it with respect to everyone�s security. According to the notation, every nation has to be secure to ensure that every geographical boundary is secured. If government fails to accomplish this task then the terms like global governance, international aid and confidence building comes into picture. These factors are responsible in combating various international and national conflicts. Thus various armed forces are also being used during this process so that the citizens are protected and national safety is preserved from any injustice. Nowadays, weapon blog foreign policy means distinct to distinct people. For some it may be a source in distributing health related stuff or for few it may be providing food and energy to the surrounding or at a broader aspect, Nature.

The defense industry is not just a matter of national pride, yet also a significantly important part of our country�s defensive capabilities and primary security at the time of the highest threat. Referred as the duty of government, national security plays an essential role in protecting a nation-state together with its citizens, institutions, and economy. Initially conceived as a defense against military attacks, national security has now understood to protect non-military dimensions incl uding energy security, economic security, food security, environmental security, and cybersecurity. Together with the strokes of other nation states, national security threats include action by narcotic cartels, non-state actors, multinational corporations, and even, the effect of natural disasters.

Environmental security is a broad section with several meanings. The most popular one is the traditional practice of taking action during conflicts being caused by environmental factors including energy disruptions, water shortages, and severe climate changes. As these problems are quite transnational, they may cause conflicts between nation-states. A new focus is to protect the climate and the environment. Humans have become the cause of few if not many environmental situations and such actions should be addressed by international governance and treaties. Natural disasters were never connected to environmental security in the past but seeing how global climate change is affecting us, it is becoming a concern and part of national environmental security.

The concept of human security is huge and wide, and it basically includes the safety of the people from various threats and problems like disease, hunger, repression and other related disruptions to human life. But over the years, the concept has been expanded and has included food security, environmental security and the defense of women and children as well as personal securities. Rather than focusing on the economic and social issues, its unique character focuses on downplaying or avoiding national security because of military problems that arise between the nations.

The focus of political security is to protect the sovereignty of our society and political framework from illegal and dangerous internal and external threats. It requires both national security and homeland law enforcement. Economic security is not just about protecting the economic improvement offered for the people, but even the extent to which citizens and the government have flexibility to influence their financial and economic decision. It also includes protecting the economic wealth and stability from external interferences and threats. This requires economic policies, law enforcement agencies, and also international understanding and agreements focusing on finance, trade, and commerce.