Foundational to the Christian life is the care of widows and orphans, what the Bible calls true religion. It is important that believers be a part of the solution, we can start at home taking care of the widows and orphans in our sphere of influence and then help those further away as the Lord provides the resources.
This article from churchleaders.com describes the incredible efforts being undertaken by so many people to help the 4.8 million children affected by the war in Ukraine.
Extraordinary Acts of Love in Ukraine, Directed at the Most Vulnerable – Children and Orphans