Soviet cosmonaut Alexei Leonov, who in 1965 became the first person in history to spacewalk, nationality : russian
House of Representatives and Senate
America gained California (LA) territory and other states such as New Mexico, Nevada, Utah, Arizona, Colorado, and parts of Wyoming from the Mexican American war
Trenches were dug in a zigzag pattern so that if an enemy entered the trench, he could not fire straight down the line. ... The main trench lines were connected by communicating trenches, allowing for the movement of messages, supplies, and soldiers and were lined with barbed wire.
A) To prevent the creation of monopolies.