This nest building behavior is instinctual for male bettas and it is not necessary to have a female present to observe your betta building his nest. Most males will blow bubbles but the rate and size of the nest seems to depend on the individual male and possibly, other factors like age, health and water parameters.
Berlin was always the centerpiece of the Cold War and, more often than many remember, very nearly the front line of real combat. At the end of World War II, the city was divided into four sectors, each occupied by one of the four allied armiesâU.S., Soviet, British, and French.
Best Answer: Economically and diplomatically they only had other communist nations to deal with, which really limited their options. During the Cold War Cuba had Russia as their main trading partner. When the Cold War ended Cuba's economy took a hit. The whole world between 1945 to 1992 was in the shadow of Cold War. There were innumerable wars and none escaped its shadow. Even a domestic (civil) war had its contestants split into Communist and Capitalist factions and fought on.