Tokyo Olympic Games

Public opinion and health experts think that it is "impossible" to hold the Games given the development of the pandemic. 

given...　...を考慮すると《前置詞的･接続詞的分詞構文》

Nearly 70% of the population do not want the Olympics to go ahead.

The last time Japan hosted a Summer Olympics was in 1964 and at that time, they were seen as an important symbol for the country's rehabilitation and rebuilding process after World War Two.

For the Tokyo2020/21 Games, there's again a symbolic significance. "Japan has seen economic stagnation for a long time, there has been the tsunami and the nuclear disaster of Fukushima, so the Games would been as symbolic of a revival of Japan. It does take a special importance in that sense.

significance ｼｸﾞニﾌｨｶﾝｽ　n)意味･意義･趣旨

significant ｼｸﾞニﾌｨｶﾝﾄ  adj)大きな意味を持つ･重要な

It can't be 100% safe despite Government wants us make believe! 

make believe 見せかける＝使役動詞make+（人）＋動詞の原形

IOC and Japanese government are only thinking about the financial profits and they don't care if people die. It's the complete opposite of the Olympic sprit.

financial ﾌｨナﾝｼｬﾙ　ﾌｧｲナﾝｼｬﾙ　adj)金銭上の･財務上の

profit　ﾌﾟロﾌｨｯﾄ n)利益

If our children are having to give up their sporting events, why can the Olympics go ahead is my simple question.

have 使役（当然の事）・make 使役（強制的）