1. In 1637, a group of Swedish settlers arrived in what is now known as the state of Delaware, establishing the colony of New Sweden. This colony eventually expanded into what is now Pennsylvania, establishing the first permanent European settlement in the area.

2. On February 5, 1917, the Liberty Bell was temporarily relocated from its home in Philadelphia to the Panama-Pacific International Exposition in San Francisco. The bell, which had already gained iconic status as a symbol of American liberty, served as an important exhibit at the exposition, drawing hundreds of thousands of visitors over the course of the event.

3. February 5 marks the birthdate of Philadelphia native and American poet, Robert Duncan. Born in 1919, Duncan was a pioneer of the American poetic tradition known as the "New American Poets." His work, which often explored myth and spirituality, has been celebrated for its innovative use of language and its unique perspective on the human experience.

4. In 1972, Pennsylvania became the first state to enact a law establishing a recycling program. The law, which was aimed at reducing litter and conserving resources, required every city and county in the state to establish a recycling program by 1980. Today, Pennsylvania remains a leader in recycling and waste reduction efforts.

5. On February 5, 1981, legendary jazz pianist and composer, Thelonious Monk, passed away at the age of 64. Monk, who was born in North Carolina but spent much of his career in New York City, is widely regarded as one of the most important figures in the history of jazz music. Throughout his career, he developed a unique improvisational style that blended dissonance and harmony in innovative ways, inspiring countless musicians in the decades since his death.