Brown V. Board of Education helped the civil rights movement of the 50's as it declared that school segregation between white's and black's was unconstitutuional and therefor not allowed in the United States.
He made a cartoon were he imagines the french soldiers as a bunch of tall, skinny, old and big nosed men, he is making fun of the french troops by indirectly saying that they are not men suited to be on the battlefield.
An effect the cartoon would have on the british troops is that they will see the french soldiers as weak and fight them more confident.
-Tejano: A texan of Latin American, often Mexican, descent.
-Annex: To add a territory to one's own territory.
-Decree: Official order.
-Barricade: To black off.