Can someone please, give me some fact to argue back and fourth against the eastern and western Christians western Christians ( catholic)
eastern Christians ( orthodox)

I will just highlight key point,

Explanation:

western Christians (catholic)

1. The Church’s teachings are found in the Nicene Creed. Its focal overseeing body which is called Holy See, is in Vatican City, situated inside Rome, Italy.

2. The Trinity concept. The West took after the lessons of Thomas Aquinas and Augustine of Hippo, which sees the people of the Godhead as joined in divine quintessence

3. western church believe that is necessary to kneel while worshiping and praying.

eastern Christians

1. they believes that the Trinity is composed of three distinctive celestial people. For instance, God the Father is certainly unique in relation to the individuality of God the Son and the individuality of the God the Holy Spirit.

2. while worshiping they don't believe in kneeling

3.Eastern Church permits wedding in pastorate

the picture is not clear

explanation: