the us still lagging behing the European industrial nations
The seasons on the Indian subcontinent are marked by monsoons.
The Era of Good Feelings was marked by a strong sense of national unity.
It marked the beginning of the women's suffrage movement.
The bomb at Nagasaki on September 2 1945 is the marked of the end of the war.
The Battle of Midway marked the turning point of World War II in the Pacific. It also marked the end of major Japanese offensive operations as the initiative.
The last three decades of the nineteenth century in the United States were marked by industrialization, urbanization, and westward expansion, but not by the abolition of slavery (as slavery had already been abolished with the end of the Civil War in 1865).
To know which is not something the last three decades were marked as it is important to be able to know what the following is. Without knowing what the following is a person can not really be able to know which is the correct answer.
1970
An era is just a general period of time marked by distinctive events. A decade is 10 years long.
1990s
the united states still lagging behind European industrial nations
Much of Africa was colonized by European nations during the nineteenth century. The year 2001 marked the start of a new century.
A successful state is not marked by corruption and lack of transparency in government operations.
I have a Martin fly reel sitting on my desk, fairly modern but I don't know the manufacture decade for sure. It is marked clearly "Made In China."
Passage of the Stamp Act in 1765.
Nothing , except if you try that, you may be charged with fraud if that's not true.
Rebarreled, worn