The Sowjet Union tried to build a materialistic society, and they were pursuing material with all their might. Did they succeed and finally have abundance of material?
In the same way, the Christian sphere is trying to build a loving society, and they are pursuing love with all their might. Are they succeeding and living in abundance of love?

Finally, America let down the whole world

America betrayed the very values, for which God founded this great country!
By indulging in materialistic and adulterous self-enjoyment, it handed over the lead to an unworthy thug (China).