There are both sexual and asexual modes of pollination. If the male and female parts make physical contace in order for germination to take place, it is a sexual mode of polli â¦ nation. Cross-Pollination   When the pollen of a flower lands â¦ on the stigma of another flower of the same plant, or that of a different plant of the same kind, it is called cross-pollination. 14 people found this useful.
Lots of wars were fought by the United States in the 20th Century:  1. Philippine Insurrection (Philippine-American War 1900-1902). 2.  WW1 (1917-1918) 3. Banana Wars (Centrâ¦al/South America)  1920's/1930's 4. WW2 (1941-1945) 5. Korean War (1950-1953) 6.  Vietnam War (1961-1975) 7.
The Vietnam War was the longest war ever fought by the United States. It lasted more than 15 years, from 1959 to 1975. It was also the first war that the United States lost. WHY THE WAR WAS FOUGHT The United States entered the war to stop the spread of Communism in Southeast Asia.nitially the United States gained the territory of modern day Mexico from the Mexican American War (1846-1848) and the Gadsden Purchase of 1853, but it didn't officially become a state until 6 January 1912. The first Statehood Bill made it to the floor of the Congress in 1861 but failed to win apprâ¦.