Zionism

In the 21st century -The word Zionism evokes many notions amongst many different walks of life, and in fact the same word from its very inception elicited both controversy and inspiration amongst the many scattered jewish communities across the world , but what it means is not universal to all betrothed to judaism , and there is certainly no consensus amongst the disassociated masses , so what is it all about , has its meaning changed over the centuries, what's its history and what ramifications and meaning does it hold for the world as a whole as we head toward the 4th industrial revolution , globalism, and the threat of world war three