Explanation

The first technology of man on Earth is the use of fire.

This dating back to around 1.5-2.5 million years ago.

Fire provided early humans with a means of:

• Cooking food
• Providing warmth and light
• Warding off predators
• Clearing land for settlement and agriculture

Explanation

Nagoya is a major seaport in Japan.

It serving as an important hub for industrial and commercial shipping.

Explanation

Microwaves are a form of wireless communication.

Optical fiber, coaxial cable, and twisted pair wire are all physical transmission media for data communication.

Explanation

The Camp David Accords were hosted by Jimmy Carter, the US President at the time.

The talks, held in September 1978, facilitated peace agreements between Egypt and Israel.

Explanation

SABENA was the national airline of Belgium from 1923 to 2001

Its operations began on 23 May 1923 

Ceased on 7 November 2001

operations: (operations transferred to Delta Air Transport, which later became SN Brussels Airlines)

Explanation

The historical Greenwich meridian passes through :

• England
• France
• Spain in Europe,
• Algeria
• Mali
• Burkina Faso
• Togo
• Ghana in Africa,
• Antarctica at the South Pole.

Greenwich is an area in south-east London, England

It lies on the south bank of the River Thames in the historic county of Kent.

It is famous for the Prime Meridian (0° longitude).

It is used as the reference for Greenwich Mean Time (GMT).

Greenwich is famous for calculating the time for all countries.

Explanation

Harriet Tubman (c. 1822 - 1913) was an American abolitionist, political activist, and former slave.

She escaped to freedom in the North and worked tirelessly to help hundreds of enslaved African Americans escape through the Underground Railroad.

Born into slavery in Maryland, USA, she dedicated her life to fighting against slavery and advocating for women's suffrage.

Explanation

A custom is a tax imposed on goods that are imported into or exported out of a country.

This tax is primarily used to regulate trade, protect domestic industries, and generate revenue for the government.

Explanation

Nelson Mandela International Day is an annual international day in honour of Nelson Mandela, celebrated each year on 18 July, Mandela's birthday.

The day was officially declared by the United Nations in November 2009, with the first UN Mandela Day held on 18 July 2010. 

Explanation

The Salang Tunnel is a mountain tunnel located in the Hindu Kush mountains of Afghanistan.

It connects the cities of Kabul and Mazar Sharif.

It is a vital transportation link between northern and southern Afghanistan.

The tunnel is approximately 2.6 kilometers (1.6 miles) long and reaches an elevation of 3,400 meters (11,200 feet) above sea level.

The Salang Tunnel was built in 1964, with Soviet assistance.