Malawi : public and bank holidays, closure of banks, stock exchanges, school vacations

Secular holiday : The world's most widely celebrated holiday, New Years was set on January 1 by Julius Caesar because that was the date the Roman consuls took over their duties. Paid holiday when falling on Saturday or Sunday

Secular holiday : (1871 – February 3, 1915) was a Baptist educator and an early figure in resistance to colonialism in Nyasaland, now Malawi. Today John Chilembwe is celebrated as a hero for independence, and John Chilembwe Day is observed annually on January 15 in Malawi. Wikipedia

cards/flowers : Introduced by Pope Gelasus in 498, perhaps in response to a local Roman tradition of lovers writing their names on an urn in February

Secular holiday : On March 3, 1959, British forces declared a state of emergency and orchestrated Operation Sunrise, arresting prominent Malawian nationalists and other dissidents. Fury over the arrests of these resistance leaders precipitated the deaths of more than 20. not a paid holiday when falling on Saturday or Sunday

Catholic or protestant : The First Council of Nicaea (a gathering of bishops in the early days of Christianity) wanted to find a day to commemorate the crucifixion and resurrection of Christ. This commemoration had to be linked to Jewish holiday traditions, since the last supper of Christ was believed to be a Jewish Passover meal. But the Jewish calendar is based on lunar and solar cycles, so the Easter celebration had to follow the same calendar.

Catholic : Paid holiday

Catholic or protestant : In the year 325, the Council of Nicée determined a date fo Easter. Full Moon would fall the 14th day of a moon month (1). Easter would be marked by the dominical letter(2)and the epactus(3). With the establishment of the equinox ne variatur on March 21, algorithms where elaborated to attribuate a date for Easter whatever the year.
Time between two consecutive new moons: 20 days 12 hours 44 minutes 2.8 - Gives a letter code for the year's calendar Age of the moon on January 1st, minus one unity, 0 being the new moon's age.

Muslim, Sufi :

Secular holiday : Chicago, Saturday May 1st, 1886: 350,000 workers go on strike to call for an 8-hour working day. Industries are paralyzed nationwide. On Monday, as demonstrations go on, the police open fire. On Tuesday, Chicago is again on strike. Following a bomb launched against them, the police shoot again. 12 dead, of which 7 policemen. 8 anarchists will be condemned and executed. In 1889, the Socialist International Movement met in Paris and declared this day international workers' day . The Soviets will follow suit, just as the Nazis. In France, under the Vichy regime (1940-1944), the celebration is renamed Labour Day .

Secular holiday : In tribute to the nation's first president, Dr. Kamuzu Banda