The prophet Obadiah sorrowfully dramatizes God's judgment upon Edom (Esau) for his hatred, haughtiness, and pride, and how and why Edom will be annihilated.
As the Good Samaritan took pity on what normally would be his adversary, we are obligated to be sensitive to the needs of those around us, enemy and friend.
Parts of God's law are not presently required, yet not 'done away." Paul took a vow that required animal sacrifice. Ezekiel 34-48 shows the sacrificial law observed.
Europe has seen millions of migrants, mostly Muslims, stream into their nations to the point that it has become a primary topic politically.