Answer: Carpenter
Samuel Parnell (1810-1890), an immigrant from London to New Zealand, was a carpenter.

Answer: North Korea
As the name implies, the Rungnado May Day Stadium in Pyongyang, North Korea's capital, was built specifically to recognize the holiday of the same name.

Answer: Spring Equinox / Summer Solstice
The astronomical foundation of May Day lies in it falling almost midway between the vernal equinox (usually 20 March) and the summer solstice (usually 21 June) in the Northern Hemisphere, the part of the world where May Day festivals are often relegated to.

Answer: Oxford
in recent years authorities have closed the Magdalen Bridge in Oxford to prevent people from jumping into the shallow River Cherwell below on May Day, but some still do so and sometimes suffer serious injuries as a result.

Answer: Jack in the Green
Jack in the Green festivals, originating about three centuries ago and held on 1 May in recognition of the traditional first day of summer, are still practiced in some parts of England, most notably Hastings.

Answer: 1889
In 1889, during the Second International, a conference organized by prominent socialists, 1 May was declared as International Workers Day.

Answer: 8-Hour Work Day
The strike which eventually led to the Haymarket Affair was based on workers' demand for an 8-hour work day instead of the 12-hour standard of those times. This is why labor unions around the world have such a high regard for International Workers Day.

Answer: Motorcycles
The May Day Run involves thousands of motorbikes taking the 55-mile trek from Locksbottom to Hastings.

Answer: Maypole
A maypole, which is traditionally made of birchwood, is a standard feature at traditional May Day festivals, highlighted by fair maidens dancing around it.

Answer: United States
The bloody Haymarket Affair was a riot that took place in Chicago (United States) in 1886. This incident was founded in labor demonstrations.