Children performed all sorts of jobs including working on machines in factories, selling newspapers on street corners, breaking up coal at the coal mines, and as chimney sweeps. Sometimes children were preferred to adults because they were small and could easily fit between machines and into small spaces.
source: https://www.ducksters.com/history/us_1800s/child_labor_industrial_revolution.php
Answer:
Each leader had an agenda for the Yalta Conference: Roosevelt wanted Soviet support in the U.S. Pacific War against Japan, specifically for the planned invasion of Japan , as well as Soviet participation in the UN Churchill pressed for free elections and democratic governments in Eastern and
Giuseppe Mazzini, Count Camillo di Cavour, and Giuseppe Garibaldi