Examples of using "1991" in a sentence and their english translations:
That all changed in 1991.
Mark graduated from Harvard in 1991.
In 1991, Mt. Pinatubo's volcanic outburst in the Philippines produced the second largest eruption of the 20th century. Ash from the blast was ejected as high as 21 miles above Earth. Particles from the eruption created a layer of sulfuric acid haze in Earth's atmosphere, dropping global temperatures by nearly 1 degree Fahrenheit between 1991 and 1993.