Answer: Petroleum, Electricity and Steel
Explanation: The second industrial revolution is a period between the late 19th to the early 20th century which is characterized by massive growth and expansion of industrialization. The second industrial revolution is also known as the technological revolution most notable for steel production, expansion in electrification which was previously limited to very few cities and development of Petroleum and gas supply.
Totalitarian regimes are often characterized by extensive political repression, a complete lack of democracy, widespread personality cultism, absolute control over the economy, massive censorship, mass surveillance, limited freedom of movement (most notably freedom to leave the country) and widespread use of
The United States was responsible for construction and were in charge of the waterway until 1999ΔΔΔΔΔΔΔΔΔΔ∴∵∴∵∴∵∴↔→→←←←←←←←←←⊕⊕⊕⊕⊕⊕⊕⊕⊕⊕⊕⊕⊕⊕⊕