The words also, however, instead, and therefore are examples of

The answer to this question is transition words.

Transition words are words that is used to connects one idea to another. Transition words also helps the readers to give connection to one sentence to another one. There are types of transition words and this are additive transition, adversative transition, casual transition, and sequential transition.   

"facing the rising sun of our new day begun

let us march on till victory is won.",

because the rising sun is a symbol of hope.