Neidio i'r cynnwys

1990

Oddi ar Wicipedia

19g - 20g - 21g
1940au 1950au 1960au 1970au 1980au - 1990au - 2000au 2010au 2020au 2030au 2040au
1985 1986 1987 1988 1989 - 1990 - 1991 1992 1993 1994 1995


Digwyddiadau

[golygu | golygu cod]

Ionawr

Chwefror

Mawrth

Ebrill

Mai Mehefin Gorffennaf

Awst

Medi Hydref

Tachwedd Rhagfyr


Poblogaeth Y Byd

[golygu | golygu cod]
Poblogaeth Y Byd
1990 1985 1995
  Byd 5,263,593,000 4,830,979,000 432,614,000 5,674,380,000 410,787,000
  Affrica 622,443,000 541,814,000 80,629,000 707,462,000 85,019,000
   Asia 3,167,807,000 2,887,552,000 280,255,000 3,430,052,000 262,245,000
Ewrop 721,582,000 706,009,000 15,573,000 727,405,000 5,823,000
America Ladin
441,525,000 401,469,000 40,056,000 481,099,000 39,574,000
Gogledd America
283,549,000 269,456,000 14,093,000 299,438,000 15,889,000
Oceania 26,687,000 24,678,000 2,009,000 28,924,000 2,237,000

Genedigaethau

[golygu | golygu cod]

Marwolaethau

[golygu | golygu cod]

Gwobrau Nobel

[golygu | golygu cod]

Eisteddfod Genedlaethol Cymru Cwm Rhymni

[golygu | golygu cod]

Cyfeiriadau

[golygu | golygu cod]
  1. Simons, Paul (2008). Since Records Began. London: Collins. t. 245. ISBN 978-0-00-728463-4.
  2. John P. Jenkins. "Gallie, Menna Patricia (1919-1990), writer". Dictionary of Welsh Biography. National Library of Wales. Cyrchwyd 10 Chwefror 2019.
  3. Colin Matthew; Henry Colin Gray Matthew (1999). Brief Lives: Twentieth-century Pen Portraits from the Dictionary of National Biography (yn Saesneg). Oxford University Press. t. 171. ISBN 978-0-19-280089-3.
  4. NA NA (25 Rhagfyr 2015). The Macmillan Guide to the United Kingdom 1978-79 (yn Saesneg). Springer. t. 875. ISBN 978-1-349-81511-1.