Why did the United States stop arranging relatives to immigrate?

The immigration policy of American political parties should stop arranging relatives to immigrate.

1. The limited number of judges and immigration officers in the United States can't handle too many immigration cases and are limited by the annual immigration quota. In short, the United States is an immigrant country, and the number of immigrants from various countries is increasing every year, but the number of immigrants is limited to the allocation of immigrants from various countries. Therefore, American political parties should stop arranging relatives for immigration policy.

The United States was founded by Washington, D.C. ..