Importance of freedom in humanities developing

One of human basic needs is freedom that play central role in social process. Human development means to expand human choices, which it required to freedom concept. Human development is the most important factor of welfare improvement where the freedom is an essential instrument to achieve it. The purpose of this paper is to investigate freedom concept in different ideas and emphasize the role of freedom to access human development indicators. The freedom has different measurement indicators that sometimes democracy is used as a freedom indicator. The relationships of required concepts have been studied by descriptive statistics. The Findings show that freedom can protect humans against natural disasters (such as flood, earthquake, drought etc), social problems (such as mortality, low life expectancy and illiteracy) and economic problems (like unfair income distribution, low income per capita and so on) by expanding human choices and providing democratic relations in society. Also, the freedom is caused to maximize social welfare by providing fairly income distribution and political and social freedom.