The historians that came of age during the middle to late twentieth century tended to turn their attention toward : Social and cultural events and themes
This refer to the period between 1960 - 1999. many of them refer to the events that happen before this as 'history from below'
hope this helps
The most important factor explaining why the Portuguese were the first in Europe to pursue overseas exploration and discovery was effective leadership.
Leadership:
- The ability of a person, group, or organization to "lead," influence, or direct other people, groups, or entire organizations is referred to as leadership, both as a field of study and as a practical talent.
- Regardless of your position in the organization, you can develop your leadership skills at any level. They are crucial traits to possess because a competent leader can inspire his or her team to work together toward a common objective by bringing out the best qualities in each person.
- Leading an organization's resources toward increased efficiency and goal achievement is a crucial management job. Effective leaders set clear objectives and inspire and guide their staff to achieve the objectives of the organization.
Learn more about leadership here brainly.com/question/1232764
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Hmmm I believe the answer is B.
Stronger fugitive slave law this is the answer