critical：'krɪtɪkl
A critical time, factor, or situation is extremely important
A critical situation is very serious and dangerous.
If a person is critical or in a critical condition in a hospital, they are seriously ill.
To be critical of someone or something means to criticize them. 批评的
indiscriminate：,ɪndɪ'skrɪmɪnət
If you describe an action as indiscriminate, you are critical of it because it does not involve any careful thought or choice
slaughter：'slɔtɚ
If large numbers of people or animals are slaughtered, they are killed in a way that is cruel or unnecessary
alliance：ə'laɪəns
political parties：政党 formally：拘泥礼仪,正式地
An alliance is a group of countries or political parties that are formally united and working together because they have similar aims
stepped on：踩
entangled：
twisted together in a tangled mass
disgusting：
If you say that something is disgusting, you are criticizing it because it is extremely unpleasant.
正文：
What are some of the most confusing moments in history?
World War 1.
The fact that so many countries can come together to indiscriminately slaughter millions of each other’s people is shocking and confusing.
And it was all over a bunch of alliances being broken stepped on and entangled. It really is confusing in the most disgusting way humanly possible.