Answer:
Union of Soviet Socialist Republics
I looked it up
It was first celebrated in Canada, in 1882. It was brought to the US by the travelers from Canada and it became a national holiday in Canada in 1894.
Mainly, the gold rush and warmer climate to farm. This drove people to settle in the west and south.
In telecommunication, it is hard to deal with as it involves communication and interactions with other people. The major concern about employees and managers is that because of it's difficulty, it makes managers lose their control to their employees that could complicate things and affect the people working in the area. That is why it is the major concern in telecommunication.
