What was the result of the gulf of tonkin resolution

Why might polar bears become extinct

Which statement below best explains the main goal of manifest destiny during the 1800's? a to create an alliance between the united state and the mexican empire b to expand america's borders across the entire north american continent c to remove native americans from the united states' territory completely d to move settlers north of the great lakes to claim land from great britain

What type of organisms or tissue are often preserved as carbon films?