The announcement of the Athenian defeat at the battle of marathon.
<em>A. To bring together scientists interested in understanding natural phenomena.</em>
Explanation:
Benjamin Franklin established the American Philosophical Society in 1743 in hopes of bringing together scientists from around the world to understand natural phenomena. Franklin wanted to use this group for the main idea of "promoting useful knowledge", and getting out different ideas in order to better comprehend scientific happenings around us.
The cycle of power was from Spain to Mexico to Texas. US got hold of Texas in 1845 only.
Explanation:
From the given years here:
In 1810 Spain was in possession of the whole territory of Mexico including Texas.
After the Mexican war of independence the Mexicans were able to get the control of Texas in 1821 but that was not to be for long.
After only a few years Texas started seceding and then eventually declared itself into an independent country.
So to summarize:
1810 onward: Spain
1821 onward: Mexico
1826: Texas
US only ruled Texas from 1845 which is not a part of the given timeline.
Cornelius Vanderbilt took over his father's shipping business and with his fortune was able to invest in the US railroad system as it was being created.
Vanderbilt was competitive and ruthless buying out competitors and growing his business. He became the leading steamboat operator in the US moving cargo ships through the Northeast and into the Great Lakes. He then moved his financial investment to railroads. Vanderbilt gained control of many state lines and for the first time created regional railroads. His process would eventually lead to a Transcontinental Railroad spanning the country and connecting East to West. Vanderbilt was also responsible for creating the first urban rail lines in particular the central line in New York City.
Answer:Supreme Court Justice Roger B. Taney grew up as the son of a slaved holding family.
Explanation:
Roger B. Taney was born on March 17, 1777, in Calvert County, Maryland. Taney grew up in a slave holding, aristocratic Catholic family in Maryland. He graduated from Dickinson College in Carlisle, Pennsylvania, Furthermore, he was elected to the state legislature and held that position until 1800. In 1801, he moved to Frederick, Maryland. There he continued the practice of law and in 1827, Taney was appointed Attorney General of Maryland.