Somewhat reluctantly, Congress agreed, and the Mexican War began. The Mexican War lasted one and a half years, and ranged all throughout Texas, New Mexico, and California, and even into the Mexican interior. Mexican resistance was stubborn and benefited from greater manpower than US forces, but ultimately proved futile.
Definition of pigment 1: a substance that imparts black or white or a color to other materials; especially: a powdered substance that is mixed with a liquid in which it is relatively insoluble and used especially to impart color to coating materials (such as paints) or to inks, plastics, and rubber
Pigment ink is ink that stays firmly on a paper and will not, generally speaking, be removed by water or friction. Pigment inks usually contain other agents than those in standard dye inks, and these agents ensure adhesion to the paper. Typically, pigmented inks contain larger particles than other inks; these particles are absorbed by the surfaces they are applied to and are difficult to remove after this point.