Eschatology is a branch of theology that is concerned with those events in history that tend to be the ultimate or final fate of humanity. The more common reference of the concept includes ‘end of the world’ or ‘end of the time’. The etymology of this word is from the two Greek words eschatos and logy. The literal translation can be mentioned as last and study of respectively. The first use of this particular word in the English language was around 1550. The lexical definition of the word Eschatology as per the Oxford Dictionary includes ‘The department of theological science concerned with ‘the four last things: death, judgment, heaven and hell.’ The word has significance in religion and mysticism as well. In their context, eschatology refers to the conclusion of the reality that is ordinary and reuniting with the God. These theories are often scripted in the divine or sacred texts as prophesies. Sometimes they tend to roam about orally in the form of legends or folklore. It relates and encompasses the concepts of Messianic Age, Messiah, end of time or days, etc. The chronology of history tends to divide it in ages, eras or aeons. Each of these defined ages has certain features or commonalities. However, due to the constant change these defined ages come to an end giving way to the new changes that the humanity is ready implement. The underlying truth that brings out this change is a major crisis that ushers a fresh way of thinking, living or being.